Granted Patent
Utility
US 4,572,047 · App. 06/615,846
Quick change slitter wheel holder
Inventors:
Dinesh G. Punater, Gene E. Graves
Patented Case
View Patent ↗
Granted: Feb 25, 1986
Filed: May 31, 1984
Inventors
Dinesh G. Punater
Gene E. Graves
Assignee (at issue)
Harris Graphics
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.