Granted Patent
Utility
US 4,327,325 · App. 06/081,194
Chuck for use in testing of semiconductor pellets
Inventor:
Joseph P. Pudlosky
Patented Case
View Patent ↗
Granted: Apr 27, 1982
Filed: Oct 2, 1979
Inventor
Joseph P. Pudlosky
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.