Granted Patent
Utility
US 4,314,536 · App. 06/108,483
Pulsing solenoid improvement
Inventor:
Larry J. Tipton
Patented Case
View Patent ↗
Granted: Feb 9, 1982
Filed: Dec 31, 1979
Inventor
Larry J. Tipton
Assignee (at issue)
ACF Industries Incorporated
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.