Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D345742 | Tube bender | Jeffrey J. Plummer, Orville Larsen | 1994-04-05 |
| 5226305 | Articulated split roller assembly for tube bender | Jeffrey J. Plummer | 1993-07-13 |
| 4905557 | Non-circular slug splitter punch | — | 1990-03-06 |
| 4899447 | Panel punch | — | 1990-02-13 |
| D304590 | Conduit and tube bender housing | Vernon W. Wanner | 1989-11-14 |
| 4724616 | Panel punch | George P. Gill | 1988-02-16 |
| 4553738 | Cable pulling device with anti-reversing clutch | Jeffrey J. Plummer | 1985-11-19 |
| 4543722 | Slug-splitting punch | Richard H. Malanaphy | 1985-10-01 |
| 4537052 | Follow bar with cam tracks for rocker type conduit bender | — | 1985-08-27 |
| 4380871 | Mechanical punch driver | — | 1983-04-26 |