Granted Patent
Utility
US 5,227,819 · App. 07/904,980
Film magazine for motion picture camera
Inventor:
Nelson Tyler
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Jun 26, 1992
Inventor
Nelson Tyler
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.