Granted Patent
Utility
US 4,266,659 · App. 06/030,160
Accumulating roller conveyor
Inventors:
Louis H. Meyer, Ellsworth H. Collins
Patented Case
View Patent ↗
Granted: May 12, 1981
Filed: Apr 16, 1979
Inventors
Louis H. Meyer
Ellsworth H. Collins
Assignee (at issue)
The Interlake Companies, 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.