| Patents for G01B 7 - Measuring arrangements characterised by the use of electric or magnetic means (32,725) | 
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| 03/14/1989 | EP0294478A4 Improved grinding guide and method. | 
| 03/14/1989 | CA1251272A1 Probe with stylus pressure adjustment | 
| 03/09/1989 | WO1989002058A1 Measuring arrangement for measuring rotation angle and/or torque | 
| 03/09/1989 | DE3729045A1 Length measuring arrangement with a flange for building onto the gripper arm of an industrial robot | 
| 03/08/1989 | EP0306384A1 Contactless position detector | 
| 03/08/1989 | EP0306166A1 Method and apparatus for detecting a sheet strip material misfeed condition | 
| 03/08/1989 | EP0305871A1 Wire-dot print head driving apparatus | 
| 03/08/1989 | EP0305781A1 Feeler-measuring apparatus | 
| 03/08/1989 | EP0305591A2 Inductive sensor arrangement and measuring arrangement for its use | 
| 03/08/1989 | EP0305473A1 Probe, motion guiding device, position sensing apparatus, and position sensing method | 
| 03/07/1989 | US4810990 Transducer with apertures in tubular conductor | 
| 03/07/1989 | US4810966 Inductive sensor arrangement and measuring arrangement for use thereof | 
| 03/07/1989 | US4810964 Method and apparatus for measuring the distance between a measuring transducer and an opposing surface, particularly with paper pulp equipment | 
| 03/07/1989 | US4810951 Capacitative device for measuring lengths and angles | 
| 03/07/1989 | US4810892 Unit and method utilizing a data medium for determining the relative position between two parts | 
| 03/07/1989 | US4810838 Frequency coupling position coordinates determination apparatus | 
| 03/07/1989 | US4809742 Control valve assembly including valve position sensor | 
| 03/07/1989 | US4809546 Method and device for measuring the height of a product in surroundings having a thermal behaviour different from that of the product to be measured, particularly for measuring the height of snow | 
| 03/07/1989 | US4809527 Shapemetering apparatus for continuous monitoring and/or correction of the profile and flatness of rolled metal strip and the like | 
| 03/02/1989 | DE3742524A1 Method for determining the position of an element sending out flux lines | 
| 03/02/1989 | DE3727923A1 Dynamic contact probe (sensor) | 
| 03/02/1989 | DE3727854A1 Position transmitter | 
| 03/02/1989 | DE3726542A1 Measuring device (auto-adaptable thickness measuring system) | 
| 03/01/1989 | EP0305013A2 Inductive proximity sensor | 
| 03/01/1989 | EP0304893A2 Encoder | 
| 03/01/1989 | EP0304881A1 Touch system for coordinate measuring apparatus | 
| 03/01/1989 | EP0176513B1 Transmitter arrangement | 
| 02/28/1989 | US4809314 Method of aligning a linear array X-ray detector | 
| 02/28/1989 | US4809197 Road surface detecting device | 
| 02/28/1989 | US4808336 Disposable fuses | 
| 02/28/1989 | US4808276 Method for checking in a moving mode the continuity of a metal covering on a metal wire of different nature | 
| 02/23/1989 | WO1989001603A1 Scanning type tunnel microscope | 
| 02/23/1989 | DE3826634A1 Tactile sensor | 
| 02/22/1989 | EP0303964A2 System for evaluating the condition and performance of a valve and valve operator combination and sensor for measuring forces on a valve stem | 
| 02/22/1989 | EP0303831A2 Dynamic feeler head | 
| 02/21/1989 | US4807152 Metrological apparatus | 
| 02/21/1989 | US4806859 Resonant vibrating structures with driving sensing means for noncontacting position and pick up sensing | 
| 02/21/1989 | US4806848 Compressor blade clearance measurement system | 
| 02/21/1989 | US4806755 Micromechanical atomic force sensor head | 
| 02/21/1989 | US4805633 Displacement sensor | 
| 02/21/1989 | US4805451 System for evaluating the condition and performance of a valve and valve operator combination | 
| 02/21/1989 | US4805314 Method and apparatus for spatial coordinate measurement | 
| 02/15/1989 | EP0303563A2 Sensor device with a compensation arrangement | 
| 02/15/1989 | EP0303356A2 Scanning combination thickness and moisture gauge for moving sheet material | 
| 02/14/1989 | US4804912 Apparatus for electromagnetically measuring the distance between two opposing grinding surfaces | 
| 02/14/1989 | US4804905 Capacitive measuring system for measuring the distance between two relatively movable parts | 
| 02/09/1989 | WO1989001135A1 Sensor and method for detecting levels of conductive liquids | 
| 02/09/1989 | DE3725078A1 Altitude measuring and marking device | 
| 02/08/1989 | EP0302099A1 Apparatus for measuring or testing dimension or contour through measuring distance | 
| 02/08/1989 | CN2032310U Distance measuring scale for fixed length | 
| 02/07/1989 | US4803428 Method and apparatus for non-destructive material testing, particularly for determination of thickness of coating layers on a base material by measuring electrical conductivity or magnetic permeability at the finished specimen | 
| 02/07/1989 | US4803427 Precision measuring gauge having sonic delay line with free-standing mode converter armature | 
| 02/07/1989 | US4802285 Method and apparatus for ascertaining the radial location of a new wheel profile to be produced by a reprofiling operation | 
| 02/07/1989 | CA1249717A1 Method and device for obtaining numerical coordinates of a point or a set of points | 
| 02/02/1989 | DE3724663A1 Measuring device for determining the distance between two rollers or cylinders | 
| 02/01/1989 | EP0301395A2 On-line electrostatic defect detector for polyester base | 
| 02/01/1989 | EP0301390A2 Feeler head for coordinate measuring machines | 
| 02/01/1989 | EP0301008A1 Shapemeter. | 
| 02/01/1989 | CN2031913U Electronic measuring apparatus for railroad gauge level | 
| 01/31/1989 | US4801881 Magnetoresistive sensor having protective dummy elements | 
| 01/26/1989 | DE3721127A1 Wheel sensor | 
| 01/25/1989 | EP0300841A1 Position detection apparatus for an operating device on a touch-sensitive pad | 
| 01/25/1989 | EP0300616A1 Wall thickness measurement apparatus | 
| 01/24/1989 | US4800274 High resolution atomic force microscope | 
| 01/19/1989 | DE3822314A1 Rotation angle potentiometer | 
| 01/19/1989 | DE3722646A1 Method for scraping pipelines run underground and scraper for carrying out the method | 
| 01/18/1989 | EP0299716A1 Contacting thickness gauge for moving sheet material | 
| 01/17/1989 | US4799177 Ultrasonic instrumentation for examination of variable-thickness objects | 
| 01/17/1989 | US4799170 Method of measuring by coordinate measuring instrument | 
| 01/17/1989 | US4798920 Stylus coordinate determining device with distortion compensation | 
| 01/12/1989 | WO1989000331A1 Rotation angle potentiometer | 
| 01/12/1989 | WO1989000295A1 Systems and methods for sensing position and movement | 
| 01/12/1989 | DE3721488A1 Method and apparatus for the reliable detection of burrs on parts in the continuous operation | 
| 01/11/1989 | CN2030714U Instrument for measuring curve length | 
| 01/11/1989 | CN2030713U Multi-functional eddy-current measuring instrument | 
| 01/10/1989 | US4797604 Wire length meter suppling current to a wire from which a signal representative of length is derived | 
| 01/10/1989 | US4796354 Method of manufacturing a position sensor for detecting angular position | 
| 01/04/1989 | EP0297966A1 Apparatus and method for measuring deformations of a sample | 
| 01/04/1989 | EP0297965A1 Apparatus and method for measuring deformations of a sample | 
| 01/04/1989 | EP0297449A1 Sensor for measuring the dimensions of objects by touch | 
| 01/04/1989 | CN1030134A Non-contact measuring device and method thereof for human height | 
| 01/03/1989 | US4795965 Capacitance to voltage conversion circuit including a capacitive bridge and a capacitive offset | 
| 01/03/1989 | US4795954 Resolver controlling method and apparatus | 
| 01/03/1989 | US4794773 Method of measuring camber | 
| 01/03/1989 | CA1248196A1 Method and apparatus for indicating dimensional relationships in a plastic material feeding device during operation | 
| 12/29/1988 | DE3720524A1 Sliding gauge | 
| 12/29/1988 | DE3719492A1 Bulge-detecting pig | 
| 12/28/1988 | EP0296871A2 Tunnelling scanning microscope | 
| 12/28/1988 | EP0296262A1 Method for investigating surfaces at nanometer and picosecond resolution and laser-sampled scanning tunneling microscope for performing said method | 
| 12/28/1988 | CA1247361A Disc gap indication device | 
| 12/27/1988 | US4794209 Position coordinate determining apparatus | 
| 12/27/1988 | US4793241 Piston position detector for fluid pressure cylinder | 
| 12/27/1988 | US4793199 Electromagnetic precision rotary drive | 
| 12/27/1988 | US4793189 Thick-film strain gauge for sensing stresses & strains in mechanical members or structures | 
| 12/21/1988 | EP0295609A2 Printed circuit windings for screened inductance sensors, especially sensors for level measurement | 
| 12/21/1988 | EP0295419A2 Gauge for checking linear dimensions of pieces with rotational symmetry | 
| 12/21/1988 | CN88212748U Automatic round-the-corner device of multitooth circular dividing table | 
| 12/21/1988 | CN85107105A Needle-touching piezoelectric transducer | 
| 12/20/1988 | US4791816 Device for determining when a threaded tube joint with screw limiting stop is properly made up | 
| 12/20/1988 | US4791811 Deposit thickness measurement |