Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319535 | Spar base | Henry H. Schweitzer | 1982-03-16 |
| 4319536 | Boom attaching mechanism | Henry H. Schweitzer | 1982-03-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319535 | Spar base | Henry H. Schweitzer | 1982-03-16 |
| 4319536 | Boom attaching mechanism | Henry H. Schweitzer | 1982-03-16 |