Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317157 | Locking device for utility locks with a key signal transmitter and a key signal receiver | — | 1982-02-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317157 | Locking device for utility locks with a key signal transmitter and a key signal receiver | — | 1982-02-23 |