Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4313591 | Combination top operable and bottom operable tank lading valve assembly | Gunter R. Behle | 1982-02-02 |
| 4310145 | Combination top operable and bottom operable tank lading valve assembly | — | 1982-01-12 |