Granted Patent
Utility
US 4,878,635 · App. 07/261,784
Cargo handling system
Inventor:
Arnold B. Nordstrom
Patented Case
View Patent ↗
Granted: Nov 7, 1989
Filed: Oct 24, 1988
Inventor
Arnold B. Nordstrom
Assignee (at issue)
Ancra Corporation
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.