Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4725155 | Ribbon cartridge for a typewriter or similar office machine | Arthur Kittel | 1988-02-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4725155 | Ribbon cartridge for a typewriter or similar office machine | Arthur Kittel | 1988-02-16 |