Granted Patent
Utility
US 4,417,211 · App. 06/280,296
Apparatus for determining the advance of a timing light
Inventors:
Patrick E. Ciriacks, Gary Gibson
Patented Case
View Patent ↗
Granted: Nov 22, 1983
Filed: Jul 6, 1981
Inventors
Patrick E. Ciriacks
Gary Gibson
Assignee (at issue)
Snap-on Tools Company
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.