Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4545833 | Method of making a filter bag assembly | — | 1985-10-08 |
| 4490253 | Filter bag with removable ring and handle and method of assembly therefor | — | 1984-12-25 |
| 4390425 | High pressure liquid filter vessel | Warren R. Fink | 1983-06-28 |
| 4253959 | Liquid filter vessel | — | 1981-03-03 |