Granted Patent
Utility
US 4,286,911 · App. 06/045,956
Semi-automated warehousing system
Inventor:
John W. Benjamin
Patented Case
View Patent ↗
Granted: Sep 1, 1981
Filed: Jun 6, 1979
Inventor
John W. Benjamin
Assignee (at issue)
Litton Systems, 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.