Granted Patent
Utility
US 4,495,443 · App. 06/574,479
Compact fluorescent lamp combination, and method of making it
Inventor:
John H. Cummings
Patented Case
View Patent ↗
Granted: Jan 22, 1985
Filed: Jan 27, 1984
Inventor
John H. Cummings
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.