Granted Patent
Utility
US 4,340,177 · App. 06/118,383
Shower device
Inventor:
Markus Huber
Patented Case
View Patent ↗
Granted: Jul 20, 1982
Filed: Feb 5, 1980
Inventor
Markus Huber
Assignee (at issue)
Firma Friedrich Grohe Armaturenfabrik GmbH
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.