Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845850 | Pipe cutter with a toggle clamping device | — | 1989-07-11 |
| 4763413 | Chain tube cutter | — | 1988-08-16 |
| 4447926 | Pipe cleaning machine having a container to accommodate cleaning spirals of various diameter | — | 1984-05-15 |
| 4355528 | Device for bending metal pipe | — | 1982-10-26 |
| 4270269 | Combination pipe-cutter and deburring tool | Manfred Weil | 1981-06-02 |