Granted Patent
Utility
US 4,780,648 · App. 07/102,446
Deflection apparatus
Inventor:
Peter E. Haferl
Patented Case
View Patent ↗
Granted: Oct 25, 1988
Filed: Sep 29, 1987
Inventor
Peter E. Haferl
Assignee (at issue)
RCA Licensing 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.