Granted Patent
Utility
US 5,436,741 · App. 08/174,109
Holographic signaling mirror
Inventor:
Robert M. Crandall
Patented Case
View Patent ↗
Granted: Jul 25, 1995
Filed: Dec 28, 1993
Inventor
Robert M. Crandall
Assignee (at issue)
Harman Automotive, 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.