Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4524867 | Case for accommodating written material for presentation purposes | Hans J. Klein | 1985-06-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4524867 | Case for accommodating written material for presentation purposes | Hans J. Klein | 1985-06-25 |