Granted Patent
Utility
US 5,804,696 · App. 08/613,163
Electro-pneumatic converter calibration
Inventors:
Stephen G. Seberger, George W. Gassman
Patented Case
View Patent ↗
Granted: Sep 8, 1998
Filed: Mar 8, 1996
Inventors
Stephen G. Seberger
George W. Gassman
Assignee (at issue)
Fisher Controls International 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.