Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4244038 | Watch having adjustable date and day indicators | Wolfgang Ganter, Josef King, Peter Riis | 1981-01-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4244038 | Watch having adjustable date and day indicators | Wolfgang Ganter, Josef King, Peter Riis | 1981-01-06 |