Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810990 | Transducer with apertures in tubular conductor | — | 1989-03-07 |
| 4807480 | Flow measurement/metering | Brian C. O'Neill | 1989-02-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810990 | Transducer with apertures in tubular conductor | — | 1989-03-07 |
| 4807480 | Flow measurement/metering | Brian C. O'Neill | 1989-02-28 |