Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359722 | Earthquake detection system with pendulum switch | George Spector | 1982-11-16 |
| D258944 | Trophy | — | 1981-04-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359722 | Earthquake detection system with pendulum switch | George Spector | 1982-11-16 |
| D258944 | Trophy | — | 1981-04-21 |