Granted Patent
Utility
US 4,932,121 · App. 07/356,332
Long-hair trimming device for dry shaving apparatus
Inventors:
Albrecht Jestadt, Klaus Oprach, Gerhard Schafer
Patented Case
View Patent ↗
Granted: Jun 12, 1990
Filed: May 23, 1989
Inventors
Albrecht Jestadt
Klaus Oprach
Gerhard Schafer
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.