Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332327 | Accurately placed stress concentrating aperture in flexible packages | Arthur E. Frohwerk | 1982-06-01 |
DE
David E. Enting
Overall (1982): #70,836 of 81,411Top 90%
1
Patents 1982