Granted Patent
Utility
US 4,779,481 · App. 07/039,322
Adjustable two-pedal swing control apparatus
Inventors:
Ronald C. Natzke, Richard H. Logan
Patented Case
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Granted: Oct 25, 1988
Filed: Apr 16, 1987
Inventors
Ronald C. Natzke
Richard H. Logan
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.