Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874279 | Semi-automatic binder | — | 1989-10-17 |
| 4286908 | Device for facilitating separation of sheet groups | — | 1981-09-01 |
| 4252483 | Automatic book strip feeder | — | 1981-02-24 |
| 4249278 | Machine and method for spiral binding of sheet groups with plastic thread | — | 1981-02-10 |
| 4208750 | Method and construction for binding calendars and the like | — | 1980-06-24 |