Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D353649 | Aquarium filter bag | Allan H. Willinger | 1994-12-20 |
| 5282961 | Floating impeller assembly | Robert Ellis, Allan H. Willinger, Gene Fleischer | 1994-02-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D353649 | Aquarium filter bag | Allan H. Willinger | 1994-12-20 |
| 5282961 | Floating impeller assembly | Robert Ellis, Allan H. Willinger, Gene Fleischer | 1994-02-01 |