Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4440514 | Adjustable ribbon feed rates dependent upon ribbon type for ink ribbon cassettes | Alfred Keiter, Bernd Tappehorn | 1984-04-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4440514 | Adjustable ribbon feed rates dependent upon ribbon type for ink ribbon cassettes | Alfred Keiter, Bernd Tappehorn | 1984-04-03 |