Granted Patent
Utility
US 4,879,443 · App. 07/173,701
Waterproof switch assembly for electrical appliances
Inventors:
Vito Carlucci, Raymond W. Kunz
Patented Case
View Patent ↗
Granted: Nov 7, 1989
Filed: Mar 25, 1988
Inventors
Vito Carlucci
Raymond W. Kunz
Assignee (at issue)
Clairol Incorporated
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.