Headstamp Manufacturer (or in some cases the maker of the cartridge case, or distributor of the loaded ammunition, or a using activity, or other meaning. See Note 1 above *) 0 Unknown Factory, Czechoslovakia 1 Rheinisch- Westfälische Sprengstoff A.-G. (Part of the Dynamit Nobel group), Nürnburg, Germany. Found on 7.62 x 39mm. 1 Unknown Factory, … Continue reading Headstamps