Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7491028 | Automatic paper ejector and stacker for punch machine | — | 2009-02-17 |
| 6887025 | Combined inserter and binder for wire element | Warren E. Buhler | 2005-05-03 |
| 6641346 | Automatic paper feeder for paper hole punch | — | 2003-11-04 |
| 5370489 | Binding perforated sheets | — | 1994-12-06 |