Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D272577 | Cremain vault | Michael J. Dercks | 1984-02-07 |
| D268623 | Cremain vault | Michael J. Dercks | 1983-04-12 |
| D268374 | Cremain vault | Michael J. Dercks | 1983-03-22 |
| D268375 | Cremain vault | Michael J. Dercks | 1983-03-22 |