| Patents for G01C 9 - Measuring inclination, e.g. by clinometers, by levels (8,378) |
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| 09/03/1987 | DE3606774A1 Device for fastening the bubble level of a spirit level |
| 09/02/1987 | CN87100808A Inclination measuring device and capsule therefor |
| 08/27/1987 | DE3606441A1 Gradient-measuring wedge for determining ascending/descending gradients of roads |
| 08/13/1987 | WO1987004784A1 Levelling system and level detector |
| 08/12/1987 | CN86208321U Electrolyte inclino-probe |
| 08/12/1987 | CN86205579U Portable level measurer |
| 08/12/1987 | CN86203145U Leveller with connecting vessel |
| 08/11/1987 | US4685219 Spirit level |
| 08/11/1987 | US4685218 Level sensing unit and a level indicating device based thereon |
| 08/05/1987 | EP0231123A2 Electronic level measuring system for a truck trailer |
| 08/04/1987 | US4684235 Image forming apparatus |
| 07/30/1987 | WO1987004515A1 Electronic inclinometer |
| 07/30/1987 | WO1987004514A1 Electronic inclinometer |
| 07/21/1987 | US4682145 For trailer dump trucks |
| 07/21/1987 | US4681438 Automatic compensator for compensating collimation error due to two-directional inclination in surveying instruments |
| 07/21/1987 | US4680867 Level with dual pointers |
| 07/08/1987 | CN86206373U Annular tube type inclination ruler |
| 07/08/1987 | CN86204206U Annular tube type specified angle automatic measuring alarm |
| 07/01/1987 | CN86205185U Magnetic adsorption-type level-meter |
| 07/01/1987 | CN86202257U Small bubble condensing type electronic level-meter |
| 06/30/1987 | US4676103 Acceleration or inclination sensors |
| 06/16/1987 | US4672753 Rotation sensor |
| 06/16/1987 | EP0099385B1 Apparatus for measuring the gradient or inclination of a surface or of a line |
| 06/04/1987 | WO1987003362A1 Universal apparatus for levelling, verticality and height measurement with direct display of measurements |
| 06/03/1987 | EP0223782A1 High resolution digital inclinometer |
| 06/02/1987 | US4669195 Construction instrument |
| 05/26/1987 | US4667413 Inclinometers |
| 05/19/1987 | US4666299 Inclination measuring apparatus having a prism with associated liquid container |
| 05/12/1987 | US4663856 Strap-on leveling/plumbing device kit |
| 05/06/1987 | EP0221016A1 Inclinometer |
| 04/28/1987 | US4660290 Inclination measuring instrument |
| 04/23/1987 | WO1987002314A1 Extendible straight-edge and level |
| 04/21/1987 | US4658508 Electronic level measuring systems for truck trailers |
| 04/14/1987 | US4656752 Precise-reading angular level |
| 04/07/1987 | US4656458 Motion sensor |
| 04/07/1987 | US4654977 Electronic level |
| 03/31/1987 | US4653193 Polyfunctional spirit-level |
| 03/26/1987 | DE3532124A1 Level |
| 03/25/1987 | EP0215157A1 Spirit level |
| 03/12/1987 | DE3625903A1 Device, in particular for measuring angles of inclination (slope angles) and accelerations |
| 03/12/1987 | DE3532123A1 Level |
| 03/10/1987 | US4648185 Leveling tool |
| 03/05/1987 | DE3621897A1 Arrangement for dynamically stabilising the attitude of a photogrammetric camera |
| 03/04/1987 | CN85105726A 半导体压力传感器 Semiconductor pressure sensor |
| 03/03/1987 | US4647767 Optical goniometer containing immiscible fluids having different refractive indices |
| 02/24/1987 | US4644662 Capacitive gravity sensor |
| 02/10/1987 | US4642555 Differential capacitance detector |
| 02/10/1987 | US4641434 Cylindrical chamber containing two non-intermixing liquids of different specific gravity |
| 01/29/1987 | DE3614152A1 Process and apparatus for producing tubular levels |
| 01/29/1987 | DE3526018A1 Spirit level with tiltable outrigger |
| 01/27/1987 | CA1217047A1 Tilt sensor and monitoring system |
| 01/20/1987 | US4637480 Azimuth measuring method for non-vertical drilling |
| 01/14/1987 | EP0208544A1 Ballistic projectiles |
| 01/13/1987 | US4635377 T-square apparatus |
| 01/13/1987 | US4635371 Device to indicate solar exposure |
| 12/16/1986 | US4628729 Arrangement for determining the instantaneous angular position of a moving object |
| 12/16/1986 | US4628612 Tilt angle detection device |
| 12/10/1986 | CN86201399U Gradiograph with flexible rod and double plates |
| 12/09/1986 | US4627172 Inclinometer having two degrees of freedom |
| 12/04/1986 | WO1986007139A1 High resolution digital inclinometer |
| 12/02/1986 | US4625423 Electronic inclination gauge |
| 11/25/1986 | US4624140 Liquid medium capacitive displacement sensor |
| 11/18/1986 | US4622750 Universal measuring gauge for geological structures |
| 11/11/1986 | US4621433 Verticality detecting apparatus for plumbing columns |
| 10/28/1986 | US4620092 Elevation angle measuring device with apparatus for disabling the device when its inclination angle is offset from a predetermined inclination angle |
| 10/21/1986 | CA1212833A1 Tilt sensor null adjusting apparatus |
| 10/08/1986 | EP0196735A2 Differential capacitance detector |
| 10/07/1986 | CA1212228A1 Precision inclinometer with digital numerical readout |
| 09/30/1986 | US4614041 Magnetic angular position sensor |
| 09/17/1986 | CN86100001A Capacitive gravity sensor |
| 09/17/1986 | CN85102186A Electrolyte for the precision electrochemical elements |
| 09/16/1986 | CA1211506A1 Borehole inertial guidance system |
| 09/10/1986 | EP0194087A2 Digital electronic inclination gauge |
| 09/09/1986 | US4610094 Level |
| 09/03/1986 | EP0192719A1 Method and apparatus for determining at least one characteristic value of movement of a body. |
| 08/26/1986 | US4607437 Adjustable level |
| 08/19/1986 | US4606133 High resolution digital inclinometer |
| 08/19/1986 | US4606132 Digital electronic inclination gauge |
| 08/13/1986 | EP0190832A2 Inclinometers |
| 08/13/1986 | CN85203788U Lazer measuring instrument with integral-hunging gravity-balancing mechanism |
| 08/05/1986 | US4603484 Level sensing apparatus providing output signals compatible with digital apparatus |
| 07/30/1986 | CN85109527A 差动式电容检测器 Differential capacitance detector |
| 07/22/1986 | CA1208004A1 Temperature stable arcuate bubble gravity sensor mount |
| 07/15/1986 | US4600304 Optical level |
| 07/08/1986 | CA1207142A1 Level based on moire effect with ambient light |
| 07/02/1986 | CN85108324A Verticalness detector with a digital display |
| 06/25/1986 | EP0185354A2 Inclination measuring instrument |
| 06/18/1986 | CN85203389U Vertically sliding reflector |
| 06/10/1986 | US4593475 Level with slotted magnet support |
| 06/04/1986 | EP0183454A2 Tilt angle detection device |
| 06/03/1986 | US4592147 Electrically actuated angular orientation indicating device |
| 05/28/1986 | CN85202796U Multi-functional gauge |
| 05/27/1986 | US4590682 Compact level |
| 05/27/1986 | US4590681 Level based on moire effect with ambient light |
| 05/27/1986 | US4590680 Electronic inclination sensing device |
| 05/20/1986 | US4589213 Conduit bending level |
| 05/13/1986 | US4587741 Ball inclinometer |
| 05/06/1986 | US4586263 Pendulum level |
| 04/29/1986 | US4584778 Angle change detector |
| 04/22/1986 | US4583296 Electrical inclination sensor and method for its manufacture |