Granted Patent
Utility
US 4,305,185 · App. 06/090,342
Adjustable spreader for tubular knitted fabric
Inventor:
Robert Frezza
Patented Case
View Patent ↗
Granted: Dec 15, 1981
Filed: Nov 1, 1979
Inventor
Robert Frezza
Assignee (at issue)
Samcoe Holding 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.