Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4401520 | Process for the preparation of screen printing stencils by an electroplating method | Hartmut Steppan, Hans Ruckert | 1983-08-30 |
BW
Barbara Wildenhain
Overall (All Time): #4,056,852 of 4,157,543Top 100%
1
Patents All Time