Patents for G01D 21 - Measuring or testing not otherwise provided for (11,248)
05/1983
05/03/1983US4382155 Lock for a test station apparatus
04/1983
04/12/1983CA1144635A1 Method for investigating an anchored rod-like body having an accessible end, and apparatus for carrying out the method
02/1983
02/16/1983EP0072105A2 Assessment of life of duct
01/1983
01/25/1983CA1139961A1 Pressure and temperature sensor
12/1982
12/22/1982EP0067496A2 Automatic test system
11/1982
11/23/1982CA1136216A1 Remote site engine test techniques
11/23/1982CA1135978A1 Instrumentation probe
10/1982
10/19/1982US4354468 System for feedback control of air/fuel ratio in IC engine with subsystem to control current supply to oxygen sensor
08/1982
08/31/1982CA1130886A1 Method and apparatus for use in detecting faint olfactory stimuli
08/24/1982CA1130381A1 Electronic selector switch, particularly for telemetrical use in radio sondes
08/04/1982EP0057031A1 Anchoring system for a buoy, specially a measuring buoy
08/04/1982EP0056895A2 Automatic test system
07/1982
07/28/1982EP0056672A1 Buoy for measuring wave slopes
05/1982
05/04/1982US4327590 Method and apparatus for determining shifts at terrain and in structures
01/1982
01/26/1982US4313192 Optical transducer array system
01/26/1982CA1116944A1 Bargraph light guide
01/05/1982US4308751 Method for investigating an anchored rod-like body having an accessible end, and apparatus for carrying out the method
12/1981
12/08/1981US4304629 To electronically discriminate between hard object impact and background noise
11/1981
11/17/1981US4300774 Removable sealing plug for spaced apart wall structure
11/10/1981CA1112104A1 Hole sensing device for spike driver
11/04/1981EP0039210A1 Method and apparatus for conducting remote surveys of the earth's crust
10/1981
10/13/1981US4295090 Electronic selector switch particularly for use in radioscondes
09/1981
09/01/1981US4287503 Running data central display arrangement for motor vehicles and the like
05/1981
05/26/1981US4270174 Remote site engine test techniques
03/1981
03/24/1981CA1098172A1 Needle type non-destructive metal inspection probe
03/03/1981CA1096953A1 Remote istrumentation apparatus
01/1981
01/13/1981US4244222 Instrumentation probe
01/13/1981US4244221 Removable instrumentation probe
12/1980
12/30/1980US4241509 Modular electronic apparatus for processing a plurality of measurement signals
11/1980
11/12/1980EP0018853A2 Method of and system for the detection of object impact
11/12/1980EP0018376A1 A method for investigating an anchored rod-like body having an accessible end, and apparatus for carrying out the method
09/1980
09/30/1980US4225244 Device for indicating fibre length distribution of a fibre sample
06/1980
06/03/1980US4206346 System for gathering data representing the number of event occurrences
01/1980
01/01/1980US4181958 Multiple probe gage system
01/01/1980US4181007 Method and an apparatus for conducting measurements of physical properties of cigarette filters
12/1979
12/11/1979US4178579 Remote instrumentation apparatus
12/11/1979CA1067758A1 Marine buoy
11/1979
11/27/1979US4176402 Apparatus for simultaneously measuring a plurality of digital events employing a random number table
11/27/1979US4175512 Ice thickness indicator
11/15/1979WO1979000929A1 A method for investingating an anchored rod-like body having an accessible end,and apparatus for carrying out the method
05/1979
05/01/1979US4152558 Hole sensing device for spike driver
03/1979
03/20/1979CA1050786A1 Method for determining the temperature of a molten metal bath
02/1979
02/13/1979US4138752 Marine buoy
01/1979
01/30/1979US4136958 Encapsulated measuring apparatus
01/02/1979US4132973 Cable wiper assembly
06/1978
06/20/1978US4095457 Apparatus for detecting changes in parameters of liquid flowing in a pipe based on sing-around method
12/1977
12/06/1977US4060965 Method and apparatus to monitor thread spinning operation of open end spinning machines and effective thread stop motion
11/1976
11/16/1976US3991623 Marine instrument