Issued Patents 1997
Showing 1–1 of 1 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 |