Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345768 | Self pumping seal for a reciprocating member | — | 1982-08-24 |
MR
Michael A. Roussin
Overall (1982): #42,103 of 81,411Top 55%
1
Patents 1982