Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885474 | Connector assembly for plug-in energization and battery activation of an associated electrical apparatus | Robert M. Johnstone | 1989-12-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885474 | Connector assembly for plug-in energization and battery activation of an associated electrical apparatus | Robert M. Johnstone | 1989-12-05 |