Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D388618 | Poster frame | — | 1998-01-06 |
| D360779 | Multi-purpose display device | Gunther P. Spitzley | 1995-08-01 |
| 4989122 | Light box | Gerd Sturm | 1991-01-29 |
| D288746 | Frame | — | 1987-03-17 |
| 4575036 | Advertising stand | — | 1986-03-11 |