Granted Patent
Utility
US 5,207,737 · App. 07/842,890
Analog output electro-pneumatic transducer
Inventors:
Mark Hanley, Guy P. Caliendo
Patented Case
View Patent ↗
Granted: May 4, 1993
Filed: Feb 27, 1992
Inventors
Mark Hanley
Guy P. Caliendo
Assignee (at issue)
Landis & Gyr Powers, 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.