Granted Patent
Utility
US 4,858,753 · App. 07/206,591
Conveyor chain assembly
Inventor:
William G. Hodlewsky
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: Jun 14, 1988
Inventor
William G. Hodlewsky
Assignee (at issue)
REXNORD GMBH
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.