| Patents for G01C 9 - Measuring inclination, e.g. by clinometers, by levels (8,378) |
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| 04/16/1986 | EP0178257A2 Spirit level with scale for measuring a distance |
| 04/15/1986 | US4581828 Spirit level |
| 04/15/1986 | CA1203122A1 Railway work machine |
| 04/08/1986 | US4580350 Lie level |
| 04/02/1986 | EP0175777A1 Level sensor |
| 03/26/1986 | EP0175298A2 Borehole sensing tool with optical rotation sensor |
| 03/25/1986 | CA1202173A1 Alignment gage for dish antennas |
| 03/19/1986 | EP0174603A1 Azimuth-measuring method for inclined boreholes |
| 03/13/1986 | WO1986001607A1 Method and apparatus for determining at least one characteristic value of movement of a body |
| 03/11/1986 | US4574491 Level with audio indicator |
| 02/25/1986 | US4571845 Polycast level instruments with means for retaining level vials therein |
| 02/25/1986 | US4571844 Angle change detector |
| 02/19/1986 | EP0171961A1 Capacitive displacement sensor |
| 02/18/1986 | US4570353 For measuring the inclination and azimuth of a borehole |
| 02/10/1986 | CN85103636A Autocompensation bubble |
| 02/05/1986 | EP0170314A1 Arrangement for determining the instantaneous angular position of a moving object |
| 02/04/1986 | US4567666 Tilt sensor null adjusting apparatus |
| 02/04/1986 | CA1200090A1 Inclinometer |
| 01/21/1986 | US4565010 Electronic signaling level |
| 01/15/1986 | EP0168150A1 Electronic inclination sensing device |
| 01/14/1986 | US4563822 Level device for masonry work |
| 01/07/1986 | CA1199113A1 Surveying of a borehole |
| 01/01/1986 | CN85200657U Falling gradient measuring device |
| 12/31/1985 | US4561188 Grade and slope attitude gyroscopic driven indicator for heavy earth moving equipment |
| 12/24/1985 | US4559714 Pitch measuring apparatus |
| 12/11/1985 | EP0164316A2 Electrical inclination sensor and method for its manufacture |
| 12/11/1985 | EP0163719A1 Apparatus for measuring the lateral inclination of a supporting surface by means of a vehicle drivable thereon |
| 12/10/1985 | US4557056 Electronic angle indicator |
| 12/03/1985 | CA1197598A1 Work-vehicle with rolling-control mechanism |
| 11/21/1985 | EP0161873A2 Electronic inclination gauge with acceleration compensation |
| 11/19/1985 | US4553605 Work-vehicle with rolling-control mechanism |
| 11/13/1985 | EP0161209A2 Level measuring instrument and scala disc for use in such an instrument |
| 11/13/1985 | EP0161207A2 Liquid prism |
| 11/12/1985 | US4552088 Vehicle gearshift indicator |
| 11/12/1985 | US4551921 Apparatus for measuring the gradient or inclination of a surface or of a line |
| 11/12/1985 | CA1196494A1 Borehole survey instrument |
| 11/06/1985 | EP0160444A2 Magnetic angular position sensor |
| 11/05/1985 | CA1196183A1 Angular rate and position transducer for borehole survey instrument |
| 10/24/1985 | WO1985004708A1 Level sensor |
| 10/22/1985 | US4549277 Multiple sensor inclination measuring system |
| 10/22/1985 | US4547972 For sensing angular displacement of an inanimate body from a reference axis |
| 10/08/1985 | US4545129 Multiposition level |
| 10/01/1985 | US4543731 Gradient measuring devices |
| 09/24/1985 | US4542592 Wheeled vehicle leveling device and method |
| 09/17/1985 | US4541590 Roll measuring device |
| 08/27/1985 | US4536967 Tilt sensor and method of assembly |
| 08/13/1985 | US4534117 Spirit level |
| 08/06/1985 | US4532718 Plumbing apparatus |
| 08/06/1985 | CA1191447A1 Instrument mounting |
| 07/30/1985 | US4531301 Two-way level |
| 07/30/1985 | US4531300 Electronic inclination gauge with acceleration compensation |
| 07/30/1985 | US4531299 Analog inclination data system |
| 07/23/1985 | US4531053 Railway work machine |
| 07/16/1985 | US4528760 Clinometer |
| 06/26/1985 | EP0131601A4 Slope indicating device. |
| 06/25/1985 | US4525784 Steering and stabilization system for vehicles |
| 06/25/1985 | US4524527 Combination level system for a thin rule |
| 06/25/1985 | CA1189363A1 Roll measuring device |
| 06/20/1985 | WO1985002675A1 Apparatus for measuring the lateral inclination of a supporting surface by means of a vehicle drivable thereon |
| 06/19/1985 | EP0145125A2 Tilt sensor null adjusting apparatus |
| 06/11/1985 | US4521974 Temperature stable arcuate bubble gravity sensor mount |
| 06/11/1985 | US4521973 Electronic levelling cell |
| 05/29/1985 | EP0142633A1 Device for the determination of road inclination |
| 05/21/1985 | US4517750 Vertical indicating method and device |
| 05/14/1985 | US4516329 Electronic level device |
| 05/07/1985 | US4514908 Level with two guide frames and ball in each |
| 04/03/1985 | EP0136083A2 Tilt sensor and monitoring system |
| 04/03/1985 | EP0136082A2 Temperature stable arcuate bubble gravity sensor mount |
| 04/02/1985 | US4507965 Detector for determining both forces on and positions of a host device |
| 04/02/1985 | US4507958 Surveying of a borehole for position determination |
| 03/26/1985 | US4507657 Apparatus for determining various operational conditions of an aircraft |
| 03/26/1985 | US4506450 Illuminated level |
| 03/19/1985 | CA1184026A1 Pitch measuring apparatus |
| 03/12/1985 | US4503624 Combination square, scribing tool and plumb level |
| 03/12/1985 | US4503623 Level |
| 03/12/1985 | US4503622 Precision inclinometer with digital numerical readout |
| 03/05/1985 | US4503299 Control-lever for a game |
| 02/26/1985 | US4501057 Carpenter's level holding device and method for plumbing a wall partition |
| 02/13/1985 | EP0133040A2 Non-gyroscopic attitude sensors |
| 02/05/1985 | US4497118 Motion and orientation sensor |
| 01/29/1985 | US4495706 Alignment gage for dish antenna |
| 01/23/1985 | EP0131601A1 Slope indicating device |
| 01/15/1985 | US4493155 Apparatus for remotely indicating angular position |
| 01/09/1985 | EP0130738A2 Electronic levelling device |
| 01/08/1985 | US4492038 Top-view-reading level |
| 01/08/1985 | US4492029 Inclinometer |
| 01/08/1985 | CA1180549A1 Level indicator |
| 12/12/1984 | EP0128053A1 Tool for measuring the azimuth angle of an antenna |
| 12/05/1984 | EP0126844A2 Liquid level with a hollow support |
| 12/04/1984 | US4486844 Dual axis inclination measuring apparatus and method |
| 11/27/1984 | US4484393 Illuminated spirit level |
| 11/20/1984 | US4484191 Tactile signaling systems for aircraft |
| 11/13/1984 | US4481720 Combined level and protractor with calibration features |
| 10/31/1984 | EP0123460A2 Precision inclinometer |
| 10/16/1984 | CA1176388A1 Level indicator for container handling device |
| 10/02/1984 | US4473957 Device for locating a frame hanger |
| 09/18/1984 | US4471535 Four way utility level |
| 09/18/1984 | CA1174457A1 Angle indicator attachable to tube benders and the like |
| 09/18/1984 | CA1174456A1 Machine body inclination detector device |
| 09/04/1984 | US4468960 Glide path indicator for aircraft |