Granted Patent
Utility
US 4,738,136 · App. 06/923,453
Coupling for liquid meters
Inventors:
David A. Yanov, Johann Stamm, Ray Sutherland
Patented Case
View Patent ↗
Granted: Apr 19, 1988
Filed: Oct 27, 1986
Inventors
David A. Yanov
Johann Stamm
Ray Sutherland
Assignee (at issue)
Rockwell International 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.