Granted Patent
Utility
US 4,917,232 · App. 07/207,010
Flexible conveyor belt supporting structure
Inventor:
Neal W. Densmore
Patented Case
View Patent ↗
Granted: Apr 17, 1990
Filed: Jun 13, 1988
Inventor
Neal W. Densmore
Assignee (at issue)
Joy Technologies 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.