Italian ? Vintage ?Cutlery Silver & Steel German ? 800 ARG Name ?

INOX German Steel Blades NAme? Anyone ? ARG 800 Logo x in a square box Knife with super inox steel blade 23.2 cm 11 pieces Cake Knife please ask Codes like arg.800 o arg.1000 define silver-plated items which are produced by an electro-chemical process Silber Besteck ARG-800 super-inox I Have been told that it might have been made by a company near Frankfurt in the 1940s or 1950s