Granted Patent
Utility
US 4,475,573 · App. 06/493,076
Hot and cold mixing valve for feeding a shower head, bath tub or the like
Inventor:
Clarence B. Hindman
Patented Case
View Patent ↗
Granted: Oct 9, 1984
Filed: May 9, 1983
Inventor
Clarence B. Hindman
Assignee (at issue)
Sterling Faucet Company
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.