Granted Patent
Utility
US 4,399,340 · App. 06/261,812
Guard for a trigger switch
Inventors:
Norma M. Crandall, Raymond H. Doyle, Walter F. Kunkler
Patented Case
View Patent ↗
Granted: Aug 16, 1983
Filed: May 8, 1981
Inventors
Norma M. Crandall
Raymond H. Doyle
Walter F. Kunkler
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.