Granted Patent
Utility
US 4,316,211 · App. 06/192,362
Color kinescope convergence measuring system
Inventors:
Donald A. Mackey, Ernest D. Fox
Patented Case
View Patent ↗
Granted: Feb 16, 1982
Filed: Sep 30, 1980
Inventors
Donald A. Mackey
Ernest D. Fox
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.