Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4246171 | Continuous diazotization process, wherein the rate of addition of inorganic nitrite is automatically controlled by polarovoltric means | Alexander Hamilton | 1981-01-20 |
| 4190578 | Dialysis monitored preparation of metal salts of azo pigments | Alexander Hamilton | 1980-02-26 |