Granted Patent
Utility
US 4,240,729 · App. 05/768,688
Multiple image camera
Inventor:
Howard H. Barney
Patented Case
View Patent ↗
Granted: Dec 23, 1980
Filed: Feb 14, 1977
Inventor
Howard H. Barney
Assignee (at issue)
Dunn Instruments, 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.