Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667372 | Rolling piston rotary compressor formed with lubrication grooves | Seon-Woong Hwang | 1997-09-16 |
| 5632613 | Lubricating device for horizontal type hermetic compressor | Jong-Duck Moon | 1997-05-27 |