Granted Patent
Utility
US 4,523,825 · App. 06/620,627
Film processing apparatus and system
Inventor:
Philip R. Norris
Patented Case
View Patent ↗
Granted: Jun 18, 1985
Filed: Jun 14, 1984
Inventor
Philip R. Norris
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.