Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884916 | System for mounting a power transmission member to a shaft | — | 1989-12-05 |
| 4794811 | Helical gearsets | Erwin R. Carrigan, Allyn E. Phillips | 1989-01-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884916 | System for mounting a power transmission member to a shaft | — | 1989-12-05 |
| 4794811 | Helical gearsets | Erwin R. Carrigan, Allyn E. Phillips | 1989-01-03 |