Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759845 | Plural filter apparatus with filtration gasket | — | 1988-07-26 |
| 4734195 | Filter cartridge having a honeycombed outer surface, and method of manufacture | Robert Lhuillier, Jean Vieville, John R. Wolfe, Jr. | 1988-03-29 |
| 4254646 | Apparatus for continuously controlling of the cleaning of suede and leather garments | — | 1981-03-10 |