Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321088 | Process for treating pig iron melts and steel melts or alloys | Georg BOEHM | 1982-03-23 |
EH
Engelbert Hillenbrand
Overall (1982): #66,870 of 81,411Top 85%
1
Patents 1982