Granted Patent
Utility
US 4,369,419 · App. 06/298,834
Solenoid having spring biased lost motion link
Inventor:
James I. Portscheller
Patented Case
View Patent ↗
Granted: Jan 18, 1983
Filed: Aug 21, 1981
Inventor
James I. Portscheller
Assignee (at issue)
Caterpillar Tractor 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.