Granted Patent
Utility
US 5,486,966 · App. 08/294,529
Head drum ground system for use in a video cassette recorder
Inventor:
Seong-Ick Ahn
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Aug 22, 1994
Inventor
Seong-Ick Ahn
Assignee (at issue)
Daewoo Electronics Corporation
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.