Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681007 | Stiffening structure for tubular shafts of light alloy, rigid plastic or the like, used for rotatably supporting rolls of various materials, such as paper, fabric, strip metal and the like | — | 1997-10-28 |
| 5297875 | Head structure for rotatably supporting shafts | — | 1994-03-29 |
| 4771963 | Expansible mandrel with a plurality of expansion devices | — | 1988-09-20 |
| 4467977 | Expanding headpiece for reels in general | — | 1984-08-28 |