Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680881 | Valve system for hermetic reciprocating compressor | — | 1997-10-28 |
WO
Won Sik Oh
Overall (1997): #58,319 of 185,788Top 35%
1
Patents 1997