Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4752977 | Handle for releasing side rail of a crib | Arthur D. Smith | 1988-06-28 |
| D266765 | Self-propelled trenching machine | — | 1982-11-02 |
| 4322899 | Self-propelled, non-riding trenching machine with a steering mechanism | — | 1982-04-06 |