Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5179813 | Repairing squeaking floors | Lyle J. Martinsen, Stewart L. Martinsen | 1993-01-19 |
| 5175974 | Repairing squeaking floors | Lyle J. Martinsen, Stewart L. Martinsen | 1993-01-05 |