Granted Patent
Utility
US 4,469,263 · App. 06/407,105
Paper feed tractor with compensating drive pulley
Inventor:
Alan F. Seitz
Patented Case
View Patent ↗
Granted: Sep 4, 1984
Filed: Aug 11, 1982
Inventor
Alan F. Seitz
Assignee (at issue)
DataMotion, 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.