Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D303114 | Telephone set | David C. Danielson, Norman K. Hart, John N. McGarvey, Eugene A. Mills | 1989-08-29 |
| D303115 | Telephone stand | Norman K. Hart, Eugene A. Mills | 1989-08-29 |