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Class Information
Number: 280/3
Name: Land vehicles > Wheeled propelled
Description: Vehicles provided with means for rotating a wheel or wheels and operable from without the vehicle for propelling it.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7392868 |
Device at handtruck |
Jul. 1, 2008 |
| 6945343 |
Motorized trailer wheel with direct drive and trailer incorporating same |
Sep. 20, 2005 |
| 6739601 |
Trailer tongue jack having manually powered guidance |
May. 25, 2004 |
| 6619671 |
Power wheel for a trailer tongue jack |
Sep. 16, 2003 |
| 6543790 |
Aircraft towbar |
Apr. 8, 2003 |
| 6236727 |
Apparatus, method and computer program product for protecting copyright data within a computer system |
May. 22, 2001 |
| 5338047 |
Trailer alignment device |
Aug. 16, 1994 |
| 4915185 |
Portable aircraft moving device |
Apr. 10, 1990 |
| 4883280 |
Towbar and come-along for light aircraft |
Nov. 28, 1989 |
| 4860841 |
Device for maneuvering of trailers |
Aug. 29, 1989 |
| 4799697 |
Apparatus for manually moving loads |
Jan. 24, 1989 |
| 4799698 |
Auxiliary support for the transport of car trailers or truck trailers |
Jan. 24, 1989 |
| 4641847 |
Single lever control wheel chair |
Feb. 10, 1987 |
| 4596300 |
Vehicular propulsion and positioning system |
Jun. 24, 1986 |
| 4541642 |
Juvenile vehicle |
Sep. 17, 1985 |
| 4537416 |
Trailer hitch alignment device |
Aug. 27, 1985 |
| 4470564 |
Tug |
Sep. 11, 1984 |
| 4463961 |
Manually moving a trailer |
Aug. 7, 1984 |
| 4431208 |
Trailer walker |
Feb. 14, 1984 |
| 4422656 |
Apparatus for manual rotation of motor vehicle driving wheels through propeller shaft and differential |
Dec. 27, 1983 |
| 4416460 |
Drive mechanisms |
Nov. 22, 1983 |
| 4227706 |
Traction devices for towed vehicles |
Oct. 14, 1980 |
| 4168074 |
Apparatus for moving caravans and other trailed vehicles |
Sep. 18, 1979 |
| 3937479 |
Dolly for moving and positioning vehicles |
Feb. 10, 1976 |
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