Granted Patent
Utility
US 4,358,039 · App. 06/203,322
Paper feed roller assembly
Inventor:
James BUZZELL
Patented Case
View Patent ↗
Granted: Nov 9, 1982
Filed: Nov 3, 1980
Inventor
James BUZZELL
Assignee (at issue)
Centronics Data Computer 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.