Granted Patent
Utility
US 4,413,652 · App. 06/248,143
Gas-liquid accumulator
Inventor:
Murry Allewitz
Patented Case
View Patent ↗
Granted: Nov 8, 1983
Filed: Mar 30, 1981
Inventor
Murry Allewitz
Assignee (at issue)
Oil Air Industries, Inc.
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.