Granted Patent
Utility
US 5,649,556 · App. 08/370,681
Cleaning device for cleaning the shaving head of a dry shaving apparatus
Inventor:
Gebhard Braun
Patented Case
View Patent ↗
Granted: Jul 22, 1997
Filed: Jan 10, 1995
Inventor
Gebhard Braun
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.