Granted Patent
Utility
US 4,930,217 · App. 07/223,554
Electric shaving apparatus with a shaving head control means
Inventors:
Jurgen Wolf, Albrecht Jestadt, Hans-Eberhard Heintke, Michael Odemer
Patented Case
View Patent ↗
Granted: Jun 5, 1990
Filed: Jul 22, 1988
Inventors
Jurgen Wolf
Albrecht Jestadt
Hans-Eberhard Heintke
Michael Odemer
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.