SKU:
Item Nr:056
EK1 Deumer early unmarked screw back clamshell type
EK1 Deumer early unmarked screw back clamshell type
this the cross a early Wilhelm Deumer type with a so called “clam shell disc ” solution not the regular screw, On the inner core have a so called brass coated, this is a typical early solution ,because later not used already.
749 €