Granted Patent
Utility
US 4,644,634 · App. 06/635,628
Removable blades for cut-clinch head assembly
Inventor:
Rodney P. Jackson
Patented Case
View Patent ↗
Granted: Feb 24, 1987
Filed: Jul 30, 1984
Inventor
Rodney P. Jackson
Assignee (at issue)
USM Holding AG
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.