Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4373301 | Cam machining | John D. Parnum | 1983-02-15 |
| 4299061 | Cam machine with acceleration control | John D. Parnum | 1981-11-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4373301 | Cam machining | John D. Parnum | 1983-02-15 |
| 4299061 | Cam machine with acceleration control | John D. Parnum | 1981-11-10 |