Granted Patent
Utility
US 4,242,914 · App. 06/049,522
Pressure transducer
Inventors:
Robert W. Eshelman, Robert P. Benjey
Patented Case
View Patent ↗
Granted: Jan 6, 1981
Filed: Jun 18, 1979
Inventors
Robert W. Eshelman
Robert P. Benjey
Assignee (at issue)
Chrysler Group LLC
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.