Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856220 | Retainer cap for spinning rod holder | William J. Preinsberger | 1989-08-15 |
| 4807415 | Vapor barrier hole plug | — | 1989-02-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856220 | Retainer cap for spinning rod holder | William J. Preinsberger | 1989-08-15 |
| 4807415 | Vapor barrier hole plug | — | 1989-02-28 |