Granted Patent
Utility
US 4,266,639 · App. 06/037,782
Quick response hydraulic shock suppressor for piping systems
Inventor:
Arthur P. Schloth
Patented Case
View Patent ↗
Granted: May 12, 1981
Filed: May 10, 1979
Inventor
Arthur P. Schloth
Assignee (at issue)
International Telephone and Telegraph 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.