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Class Information
Number: 33/293
Name: Geometrical instruments > Straight-line light ray type > Rod or target
Description: Device comprising (1) a graduated rod useable in conjunction with a surveyor"s instrument located at a point remote from the rod for measuring the vertical distance between a point on the ground and the line of sight of the instrument or (2) other devices; e.g., target, usable in conjunction with the instrument to distinguish the terminal end of the line of sight.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7448138 |
Laser detector and grade rod coupling device |
Nov. 11, 2008 |
| 7448139 |
Surveying stake cap |
Nov. 11, 2008 |
| 7412773 |
Method and device for controlling the geometry of the chassis of a chain or belt driven vehicle |
Aug. 19, 2008 |
| 7373726 |
Retro-reflective target wafer for a position determination system |
May. 20, 2008 |
| 7373725 |
Surveying systems and methods for detecting and measuring changes in elevation |
May. 20, 2008 |
| 7266898 |
Laser level |
Sep. 11, 2007 |
| 7257903 |
Leveling rod with stencil |
Aug. 21, 2007 |
| 7254895 |
Target holder |
Aug. 14, 2007 |
| 7231721 |
Archery laser arrow |
Jun. 19, 2007 |
| 7120524 |
System for measuring points on a vehicle during damage repair |
Oct. 10, 2006 |
| 7086163 |
Method and remote-controlled reflector device for layout axis lines during construction of a building in the absence of direct line of sight |
Aug. 8, 2006 |
| 6950250 |
Light beam receiver for a laser positioning device |
Sep. 27, 2005 |
| 6931738 |
Device and procedure for aligning of components |
Aug. 23, 2005 |
| 6915582 |
Alignment structure |
Jul. 12, 2005 |
| 6901673 |
Tie-in device for the correlation of coordinate systems |
Jun. 7, 2005 |
| 6874239 |
Self-holding and self-leveling device for survey range pole and method of use |
Apr. 5, 2005 |
| 6820343 |
Device of and method for visual fixation of signal markers on surveying surfaces |
Nov. 23, 2004 |
| 6813840 |
Rectroreflecting metrology target marker device |
Nov. 9, 2004 |
| 6807740 |
Laser alignment tool |
Oct. 26, 2004 |
| 6802131 |
Side-illuminated target structure having uniform ring illumination |
Oct. 12, 2004 |
| 6796043 |
Target system for use with position determination system |
Sep. 28, 2004 |
| 6772526 |
Surveying pole |
Aug. 10, 2004 |
| 6708782 |
Method and apparatus for axial alignment of a mud motor's adjustable housing relative to the orientation sub's internal sleeve in a drill string |
Mar. 23, 2004 |
| 6662458 |
Leveling rod and leveling method |
Dec. 16, 2003 |
| 6658751 |
Target system for use with position determination system |
Dec. 9, 2003 |
| 6657734 |
Setting out device |
Dec. 2, 2003 |
| 6622392 |
Target with diffractive elements for use with laser beam generating devices |
Sep. 23, 2003 |
| 6588868 |
Marking apparatus |
Jul. 8, 2003 |
| 6584697 |
Surveyors elevation measuring stick and method |
Jul. 1, 2003 |
| 6573981 |
Electronic level |
Jun. 3, 2003 |
| 6510615 |
Model airplane control surface position measurement system and method |
Jan. 28, 2003 |
| 6508006 |
Apparatus for producing a horizontal foundation for a masonry wall |
Jan. 21, 2003 |
| 6502321 |
Pole section for surveying equipment |
Jan. 7, 2003 |
| 6487781 |
Bore path alignment system |
Dec. 3, 2002 |
| 6425186 |
Apparatus and method of surveying |
Jul. 30, 2002 |
| 6357129 |
Optical non-contacting cylindricity gauge |
Mar. 19, 2002 |
| 6295174 |
Reflective prism device |
Sep. 25, 2001 |
| 6266628 |
Surveying system with an inertial measuring device |
Jul. 24, 2001 |
| 6266143 |
End cap incorporating laser alignment target |
Jul. 24, 2001 |
| 6209210 |
Leveling rod |
Apr. 3, 2001 |
| 6202314 |
Calibration system for use with measuring systems |
Mar. 20, 2001 |
| 6185055 |
360-degree all-around reflector |
Feb. 6, 2001 |
| 6182372 |
Interpolation using digital means for range findings in a total station |
Feb. 6, 2001 |
| 6167629 |
Electronic level and a leveling rod for use in combination with the same |
Jan. 2, 2001 |
| 6166802 |
Beam detector |
Dec. 26, 2000 |
| 6161295 |
Brake mechanism for computerized grade rod |
Dec. 19, 2000 |
| 6134793 |
Bow sight alignment system |
Oct. 24, 2000 |
| 6131296 |
Method and device for determining positions of objects |
Oct. 17, 2000 |
| 6108920 |
Electronic level |
Aug. 29, 2000 |
| 6098297 |
Laser alignment tool |
Aug. 8, 2000 |
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