Amtlich Vierfach Geprüft und Eingeschossen mit Stärkster ladung Rauchlosen Pulvers

Czech version - Uredne Ctyrnasobne Zkousena a Nastrelena Nejsilnejsim Nabojem Bezdýmného Prachu

The text was just Belgian advertising assuring the end user that their cheap wares would withstand the National Proof Test of the end country. It was only used for a few years.

Serbus,

Raimey
rse