Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344781 | Filter bag with protective cuff | Frank S. Higgins, Billy A. Bunn | 1982-08-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344781 | Filter bag with protective cuff | Frank S. Higgins, Billy A. Bunn | 1982-08-17 |