Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729571 | Winding shaft for winding strip-type materials | — | 2004-05-04 |
| 4616540 | Method and apparatus for making tubes formed with holes in their peripheral wall | — | 1986-10-14 |
| 4387498 | Method for making helically wound surface-coated tubes, and apparatus for carrying out this method | — | 1983-06-14 |