Granted Patent
Utility
US 6,151,780 · App. 09/052,617
Dry shaving apparatus
Inventor:
Martin Klein
Patented Case
View Patent ↗
Granted: Nov 28, 2000
Filed: Mar 31, 1998
Inventor
Martin Klein
Assignee (at issue)
The Braun 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.