Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870292 | Fibre optic sensor for liquid level and other parameters | Martin D. Alpert | 1989-09-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870292 | Fibre optic sensor for liquid level and other parameters | Martin D. Alpert | 1989-09-26 |