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John L'Abbe Patents |
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Inventor: L'Abbe; John
Address: Leaf Rapids, CA
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6691795 |
Snow or soil grader |
February 17, 2004 |
| A grader vehicle has a vehicle body mounted on two drive tracks. A boom is mounted on the front of the vehicle and extends to the front of the body. A third drive track is mounted on the leading end of the boom by a steering mechanism for rotation about an upright steering axis. The thre |
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