Granted Patent
Utility
US 4,780,692 · App. 07/045,338
Cableless switching element for waveguide having low loss and fast switching speed
Inventor:
Paul A. Kiedrowski
Patented Case
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Granted: Oct 25, 1988
Filed: May 4, 1987
Inventor
Paul A. Kiedrowski
Assignee (at issue)
Motorola, 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.