Granted Patent
Utility
US 4,444,478 · App. 06/442,238
Hybrid camera arrangement
Inventors:
Laura E. Keith, Marie T. Smyth, George D. Whiteside
Patented Case
View Patent ↗
Granted: Apr 24, 1984
Filed: Nov 16, 1982
Inventors
Laura E. Keith
Marie T. Smyth
George D. Whiteside
Assignee (at issue)
Polaroid Corporation
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.