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Sung Chol Lim — 1 Patent

Pyongyang, KP: #1 of 4 inventorsTop 25%

Overall (All Time): #3,308,390 of 4,157,543Top 80%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7827875	Gyro precessional automatic transmission	Gi Hun Han, Gi Hyok Han	2010-11-09