Granted Patent
Utility
US 4,848,163 · App. 07/114,701
Extended range linear flow transducer
Inventor:
Joseph S. Vacirca
Patented Case
View Patent ↗
Granted: Jul 18, 1989
Filed: Oct 30, 1987
Inventor
Joseph S. Vacirca
Assignee (at issue)
Timeter Instrument 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.