Granted Patent
Utility
US 4,033,272 · App. 05/577,490
Electronic ignition timing system for an internal combustion engine
Inventor:
Robert S. Henrich
Patented Case
View Patent ↗
Granted: Jul 5, 1977
Filed: May 14, 1975
Inventor
Robert S. Henrich
Assignee (at issue)
Bendix 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.