Granted Patent
Utility
US 4,344,733 · App. 06/076,165
Hydraulic control circuit for decelerating a swinging backhoe
Inventor:
Arthur Hirsch
Patented Case
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Granted: Aug 17, 1982
Filed: Sep 17, 1979
Inventor
Arthur Hirsch
Assignee (at issue)
J. I. Case Company
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.