Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5231933 | Material conveyor system comprising powered trolleys on an overhead rail, the rail having varying thickness curved rail sections to maintain a constant spring compression on a roller during traversal of grades | — | 1993-08-03 |
| 4301856 | Permanent mold for gravity casting of light alloy cylinder heads | — | 1981-11-24 |