Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D311219 | Combination picture frame and expandable photo album | — | 1990-10-09 |
| 4479737 | Positive interlock | Robert G. Bergh | 1984-10-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D311219 | Combination picture frame and expandable photo album | — | 1990-10-09 |
| 4479737 | Positive interlock | Robert G. Bergh | 1984-10-30 |