Granted Patent
Utility
US 4,513,229 · App. 06/533,316
Reel servo for tape transport
Inventor:
Stefan Kudelski
Patented Case
View Patent ↗
Granted: Apr 23, 1985
Filed: Sep 15, 1983
Inventor
Stefan Kudelski
Assignee (at issue)
Ampex 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.