Granted Patent
Utility
US 4,501,051 · App. 06/594,505
High accuracy differential pressure capacitive transducer and methods for making same
Inventors:
Robert L. Bell, Richard A. Lathlaen
Patented Case
View Patent ↗
Granted: Feb 26, 1985
Filed: Mar 29, 1984
Inventors
Robert L. Bell
Richard A. Lathlaen
Assignee (at issue)
Combustion Engineering, 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.