Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317687 | Carburizing process utilizing atmospheres generated from nitrogen-ethanol based mixtures | Robert Shay | 1982-03-02 |
JK
Jelle H. Kaspersma
Overall (1982): #54,598 of 81,411Top 70%
1
Patents 1982