Granted Patent
Utility
US 5,453,662 · App. 08/288,009
Photocell system for automatic headlight controller with light tube
Inventor:
Mark Gottlieb
Patented Case
View Patent ↗
Granted: Sep 26, 1995
Filed: Aug 10, 1994
Inventor
Mark Gottlieb
Assignee (at issue)
Designtech International, 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.