Granted Patent
Utility
US 5,376,201 · App. 08/086,435
Method of manufacturing an image magnification device
Inventor:
Brett M. Kingstone
Patented Case
View Patent ↗
Granted: Dec 27, 1994
Filed: Jun 30, 1993
Inventor
Brett M. Kingstone
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.