Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364523 | Flow control technique | Edward G. Hofstetter, Jr. | 1982-12-21 |
| 4362186 | Sanitary fitting | Armin Fischer, John C. Kaussner | 1982-12-07 |
| 4331176 | Replaceable cartridge valve assembly | — | 1982-05-25 |