IP Library Granted Patent US 4,634,102
Granted Patent Utility
US 4,634,102 · App. 06/812,588

Self-threading capstan drive

Inventors: James Appling, John M. Franchuk
Patented Case View Patent ↗
Granted: Jan 6, 1987 Filed: Dec 23, 1985
Inventors
James Appling
John M. Franchuk

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.

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Quick Facts
Patent No.
US 4,634,102
App. No.
06/812,588
Filed
1985-12-23
Granted
1987-01-06
Kind
A