Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4593468 | Convertible note pad and pencil sharpener | — | 1986-06-10 |
| 4448262 | Pneumatic hammer | — | 1984-05-15 |
| 4418769 | Hammer starting mechanism | James T. Clemenson | 1983-12-06 |
| 4243110 | Pneumatic percussion drill with exhaust cooling and lubrication of chuck end | James T. Clemenson | 1981-01-06 |