Granted Patent
Utility
US 4,471,601 · App. 06/319,095
Machine for erecting, filling and closing cartons
Inventor:
Leo Strombeck
Patented Case
View Patent ↗
Granted: Sep 18, 1984
Filed: Nov 6, 1981
Inventor
Leo Strombeck
Assignee (at issue)
Anderson Bros. Mfg. Co.
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.