Granted Patent
Utility
US 4,351,350 · App. 06/225,848
Valving assembly for a liquid-containing tank
Inventor:
Billy G. Crute
Patented Case
View Patent ↗
Granted: Sep 28, 1982
Filed: Jan 16, 1981
Inventor
Billy G. Crute
Assignee (at issue)
Stant 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.