Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331754 | Resilient, ratcheted wedge and spool retaining structure for an excavation tooth | — | 1994-07-26 |
| 5311681 | Retaining mechanism | Howard W. Robinson, Darrell L. Carver | 1994-05-17 |