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Class Information
Number: 33/299
Name: Geometrical instruments > Straight-line light ray type > Instrument support
Description: Device comprising means for mounting the device upon a supporting structure for supporting the device against the pull of gravity.


Patents under this class:
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Patent Number Title Of Patent Date Issued
6938351 Image forming device Sep. 6, 2005
6821046 Assembly for supporting an object Nov. 23, 2004
6732439 Wall form aligning tool May. 11, 2004
6577388 Laser level with protective housing Jun. 10, 2003
RE37318 Tribrach device Aug. 14, 2001
5949548 Height sensing measurement device Sep. 7, 1999
5644850 Laser plumb device Jul. 8, 1997
5639966 Machine height measuring method and machine height measuring device for surveying machines Jun. 17, 1997
5572797 Improved optical plumb and leveling apparatus Nov. 12, 1996
5566459 Laser beam emitting device to be used as levels Oct. 22, 1996
5501018 Tribrach device Mar. 26, 1996
5446967 Mounting apparatus Sep. 5, 1995
5421096 Gear driven alidade assembly Jun. 6, 1995
5406713 Apparatus for maintaining a scientific and measuring instrument or the like in a level plane Apr. 18, 1995
5400516 Holder and stand for plumb finder ruler and surveyor's rod Mar. 28, 1995
5400515 Water-proof structure for measuring apparatus Mar. 28, 1995
5222708 Tripod safety collar Jun. 29, 1993
5163229 Plumb and horizontal locating device Nov. 17, 1992
5159760 Device for aligning a geodetic instrument over a defined position mark Nov. 3, 1992
5119564 Line of sight target adaptor Jun. 9, 1992
5084980 Laser alignment system for well equipment Feb. 4, 1992
5042168 Horticultural measuring apparatus Aug. 27, 1991
5031328 Illuminated optical tooling target Jul. 16, 1991
5007175 System for materializing a point in space, applications thereof and a tooling assembly for said system Apr. 16, 1991
4964218 Optical or laser ball target assemblies for precision location measurements Oct. 23, 1990
4949467 Inclinometer including an apparatus for maintaining a scientific and measuring instrument or the like in a level plane Aug. 21, 1990
4888881 Direct height measuring device for surveying instruments Dec. 26, 1989
4875291 Rotating reflector prism and target Oct. 24, 1989
4771545 Precision pointing mechanism Sep. 20, 1988
4759133 Method and apparatus for automotive wheel alignment Jul. 26, 1988
4742618 Bisector sighting device May. 10, 1988
4691443 Drive-in, drive-out vehicle alignment system Sep. 8, 1987
4656878 Rotation axis fine adjustment apparatus Apr. 14, 1987
4641804 Article supporting bracket for survey tripod Feb. 10, 1987
4593474 Survey vehicle Jun. 10, 1986
4547972 Tilt sensor and monitoring system Oct. 22, 1985
4543729 Clamp for a tooling ball and a method for establishing a plane for lay-out purposes Oct. 1, 1985
4541178 Alignment transfer and verification scheme for a portable land navigation system Sep. 17, 1985
4459758 Topographical surveying instrument Jul. 17, 1984
4455758 Bearing means for angle measuring instruments Jun. 26, 1984
4446626 Method and apparatus for accurately setting directional headings in mining tunnels May. 8, 1984
4409738 Arrangement for adjustably mounting an optical direction indicator Oct. 18, 1983
4363175 Truck wheel clamp Dec. 14, 1982
4333244 Leveling stand Jun. 8, 1982
4319405 Leveling instrument Mar. 16, 1982
4290574 Kinematic restraint Sep. 22, 1981
4281463 Rotatable disc support arrangement for angle measuring apparatus Aug. 4, 1981
4206550 Point-to-point self-plumbing apparatus and method Jun. 10, 1980
4202110 Theodolite tangent screw system May. 13, 1980
4167817 Adaptor for mounting wheel alignment instruments on vehicular wheels Sep. 18, 1979

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