Granted Patent
Utility
US 4,609,795 · App. 06/649,649
Vibration protected switch
Inventors:
Vernon W. Lavigne, Keith A. Rosborough, Frederick L. Lau
Patented Case
View Patent ↗
Granted: Sep 2, 1986
Filed: Sep 12, 1984
Inventors
Vernon W. Lavigne
Keith A. Rosborough
Frederick L. Lau
Assignee (at issue)
Switchcraft, Inc.
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.