Granted Patent
Utility
US 4,946,340 · App. 07/252,803
Dunnage handling system
Inventors:
James Murphy, John A. Wiseman
Patented Case
View Patent ↗
Granted: Aug 7, 1990
Filed: Sep 30, 1988
Inventors
James Murphy
John A. Wiseman
Assignee (at issue)
Simplimatic Engineering Company
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.