Granted Patent
Utility
US 5,202,644 · App. 03/819,778
Receiver apparatus
Inventor:
Matthew Brady
Patented Case
View Patent ↗
Granted: Apr 13, 1993
Filed: Jun 11, 1959
Inventor
Matthew Brady
Assignee (at issue)
AIL Systems, 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.