Granted Patent
Utility
US 4,608,880 · App. 06/667,992
Push pull multiplier linkage
Inventors:
Andrew Gahura, Graham M. Platt
Patented Case
View Patent ↗
Granted: Sep 2, 1986
Filed: Nov 5, 1984
Inventors
Andrew Gahura
Graham M. Platt
Assignee (at issue)
Chandler Evans 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.