Granted Patent
Utility
US 4,434,482 · App. 06/043,353
Tone arm pick up system
Inventor:
James M. Kates
Patented Case
View Patent ↗
Granted: Feb 28, 1984
Filed: May 29, 1979
Inventor
James M. Kates
Assignee (at issue)
Teledyne Industries, 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.