Granted Patent
Utility
US 6,058,558 · App. 09/053,153
Auxiliary brush holder for a vacuum cleaner
Inventor:
Yong Han Kim
Patented Case
View Patent ↗
Granted: May 9, 2000
Filed: Apr 1, 1998
Inventor
Yong Han Kim
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.