Granted Patent
Utility
US 4,557,448 · App. 06/718,579
Clamping assembly
Inventors:
Marvin Brown, Ronald T. Jarrett
Patented Case
View Patent ↗
Granted: Dec 10, 1985
Filed: Apr 1, 1985
Inventors
Marvin Brown
Ronald T. Jarrett
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.