Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850208 | Latch and lock assemblies with spring-biased pivot bolts | Lee S. Weinerman, Steven A. Mayo, Thomas V. McLinden | 1989-07-25 |
| 4850209 | Latch and lock housings, handles and mounting brackets | Lee S. Weinerman, Steven A. Mayo, Joel T. Vargus, Frank R. Albris, Richard H. Russell +2 more | 1989-07-25 |
| 4841755 | Latch and lock assemblies with spring-biased slide bolts | Lee S. Weinerman, Steven A. Mayo, Joel T. Vargus, Frank R. Albris, Richard H. Russell +2 more | 1989-06-27 |
| 4838054 | Latch and lock assemblies with lift and turn handles | Lee S. Weinerman, Frank R. Albris, Thomas V. McClinden | 1989-06-13 |
| 4838056 | Latch and lock assemblies with expansible latch elements | Lee S. Weinerman, Steven A. Mayo, Thomas V. McLinden | 1989-06-13 |
| 4797613 | Expandable eddy current probe for inspecting the interior of tubular conduits | — | 1989-01-10 |