Granted Patent
Utility
US 5,265,336 · App. 07/793,393
Long-hair trimming device for dry shaving apparatus
Inventor:
Hans-Eberhard Heintke
Patented Case
View Patent ↗
Granted: Nov 30, 1993
Filed: Jan 8, 1992
Inventor
Hans-Eberhard Heintke
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.