Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5829536 | Manually pivotable plow using a ratchet wheel and lever connected to a tiebar assembly to vertically adjust a soil cultivating tool | Helen E. Pigg | 1998-11-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5829536 | Manually pivotable plow using a ratchet wheel and lever connected to a tiebar assembly to vertically adjust a soil cultivating tool | Helen E. Pigg | 1998-11-03 |