Granted Patent
Utility
US 4,633,213 · App. 06/729,339
Pressure temperature sensor
Inventor:
Harry J. Venema
Patented Case
View Patent ↗
Granted: Dec 30, 1986
Filed: May 1, 1985
Inventor
Harry J. Venema
Assignee (at issue)
BorgWarner 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.