Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330385 | Dissolved oxygen measurement instrument | Robert M. Arthur, Robert M. Guell, John F. Masters | 1982-05-18 |
| 4314969 | Submersible respirometer | Robert M. Arthur | 1982-02-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330385 | Dissolved oxygen measurement instrument | Robert M. Arthur, Robert M. Guell, John F. Masters | 1982-05-18 |
| 4314969 | Submersible respirometer | Robert M. Arthur | 1982-02-09 |