Granted Patent
Utility
US 5,573,197 · App. 08/365,725
Reel disc driving device for a video cassette recorder
Inventor:
Yoo-Kil Choi
Patented Case
View Patent ↗
Granted: Nov 12, 1996
Filed: Dec 28, 1994
Inventor
Yoo-Kil Choi
Assignee (at issue)
Ltd. Daewoo Electronics Co
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.