Granted Patent
Utility
US 3,936,605 · App. 05/225,741
Eyeglass mounted visual display
Inventor:
Hubert W. Upton
Patented Case
View Patent ↗
Granted: Feb 3, 1976
Filed: Feb 14, 1972
Inventor
Hubert W. Upton
Assignee (at issue)
Textron 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.