Granted Patent
Utility
US 4,495,913 · App. 06/542,560
Ignition current sensor for an electronic speed control system
Inventor:
Larry O. Gray
Patented Case
View Patent ↗
Granted: Jan 29, 1985
Filed: Oct 18, 1983
Inventor
Larry O. Gray
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.