Granted Patent
Utility
US 5,734,529 · App. 08/568,867
Head drum assembly for use in a video cassette recorder
Inventor:
Dong Ho Kang
Patented Case
View Patent ↗
Granted: Mar 31, 1998
Filed: Dec 7, 1995
Inventor
Dong Ho Kang
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.