Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D289760 | Microprocessor controller for automated document retrieval systems | — | 1987-05-12 |
| 4212257 | Sewing machine full and low bobbin indicator | William Lee Herron | 1980-07-15 |