Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339530 | Developer mixture for developing exposed light-sensistive copying layers | Rudolf Neubauer, Gerhard Buhr | 1982-07-13 |
GS
Gerhard Sprintschnik
Overall (1982): #62,871 of 81,411Top 80%
1
Patents 1982