Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867617 | Air logic circuit for airfeed peck drill | James A. Maass, Joseph F. Carter | 1989-09-19 |
| 4854143 | Bolt assembly and method | Thomas E. Corder | 1989-08-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867617 | Air logic circuit for airfeed peck drill | James A. Maass, Joseph F. Carter | 1989-09-19 |
| 4854143 | Bolt assembly and method | Thomas E. Corder | 1989-08-08 |