Granted Patent
Utility
US 4,504,891 · App. 06/570,954
Fluorescent lamp system
Inventor:
Bernard Mazis
Patented Case
View Patent ↗
Granted: Mar 12, 1985
Filed: Jan 16, 1984
Inventor
Bernard Mazis
Assignee (at issue)
Keystone Lighting Corporation
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.