Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888154 | Combination structure for sampling the contents of a reactor vessel including pH monitoring means | — | 1989-12-19 |
| 4873876 | Chemical process sampler | Kenneth Jaffe | 1989-10-17 |
| 4838095 | Sight glass construction | Kenneth Jaffe | 1989-06-13 |