Granted Patent
Utility
US 5,046,709 · App. 07/340,867
Apparatus for cutting or stacking web materials
Inventor:
Lawrence E. Beal
Patented Case
View Patent ↗
Granted: Sep 10, 1991
Filed: Apr 17, 1989
Inventor
Lawrence E. Beal
Assignee (at issue)
ILLINOIS TOOL WORKS INC.
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.