Granted Patent
Utility
US 4,639,897 · App. 06/528,035
Priority encoded spare element decoder
Inventor:
Ihor Wacyk
Patented Case
View Patent ↗
Granted: Jan 27, 1987
Filed: Aug 31, 1983
Inventor
Ihor Wacyk
Assignee (at issue)
RCA Corporation
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.