Granted Patent
Utility
US 4,753,105 · App. 07/005,747
Electronic pressure scanner
Inventors:
Douglas B. Juanarena, Timothy W. Worst, George Walker
Patented Case
View Patent ↗
Granted: Jun 28, 1988
Filed: Jan 22, 1987
Inventors
Douglas B. Juanarena
Timothy W. Worst
George Walker
Assignee (at issue)
Pressure Systems, 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.