Granted Patent
Utility
US 4,139,089 · App. 05/824,750
Article feed mechanism
Inventor:
James W. Jensen
Patented Case
View Patent ↗
Granted: Feb 13, 1979
Filed: Aug 15, 1977
Inventor
James W. Jensen
Assignee (at issue)
Gulf Eastern Manufacturing Company
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.