Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332591 | Analytical method and apparatus for the determination of total nitrogen contents in aqueous systems | Naobumi Oi, Tadamasa Itoh | 1982-06-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332591 | Analytical method and apparatus for the determination of total nitrogen contents in aqueous systems | Naobumi Oi, Tadamasa Itoh | 1982-06-01 |