Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814712 | Test kit for a circuit breaker containing an electronic trip unit | Thomas David Burton | 1989-03-21 |
IP
Indrajit Purkayastha
Overall (1989): #102,330 of 140,708Top 75%
1
Patents 1989