Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5971442 | Air brake hose coupling member having an extended locking lug | Theodore C. Johnson | 1999-10-26 |
| 5842724 | Air brake hose coupling member having an extended locking lug | Theodore C. Johnson | 1998-12-01 |
| 5388864 | Air brake hose coupling member | — | 1995-02-14 |
| 4269056 | Conduit bender construction | — | 1981-05-26 |