Granted Patent
Utility
US 4,624,352 · App. 06/759,810
Synchronizer spring pin
Inventor:
James A. Yarnell
Patented Case
View Patent ↗
Granted: Nov 25, 1986
Filed: Jul 29, 1985
Inventor
James A. Yarnell
Assignee (at issue)
DANA LIMITED
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.