Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5448677 | Electric hair dryer with clogged filter indicator | Wilfried Rolf, Boris Wonka | 1995-09-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5448677 | Electric hair dryer with clogged filter indicator | Wilfried Rolf, Boris Wonka | 1995-09-05 |