Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D352534 | Rowing machine exerciser | John S. Dreibelbis, Pat J. Novak | 1994-11-15 |
| 5295931 | Rowing machine exercise apparatus | John S. Dreibelbis, Dale R. Henn, Pat J. Novak | 1994-03-22 |