Granted Patent
Utility
US 4,307,460 · App. 06/082,863
Electronic digital alarm clock
Inventor:
Samuel Polonsky
Patented Case
View Patent ↗
Granted: Dec 22, 1981
Filed: Oct 9, 1979
Inventor
Samuel Polonsky
Assignee (at issue)
General Electric 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.