Granted Patent
Utility
US 5,253,749 · App. 07/902,761
Open area conveyor assembly
Inventor:
Peter J. Ensch
Patented Case
View Patent ↗
Granted: Oct 19, 1993
Filed: Jun 23, 1992
Inventor
Peter J. Ensch
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.