Granted Patent
Utility
US 5,375,729 · App. 08/050,837
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Inventor:
James R. Schubert
Patented Case
View Patent ↗
Granted: Dec 27, 1994
Filed: Apr 21, 1993
Inventor
James R. Schubert
Assignee (at issue)
Dayton Reliable Tool & Mfg. Co.
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.