Granted Patent
Utility
US 5,113,604 · App. 07/608,580
Cartridge magazine
Inventor:
Emil Vyprachticky
Patented Case
View Patent ↗
Granted: May 19, 1992
Filed: Nov 2, 1990
Inventor
Emil Vyprachticky
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.