BLAKEN
Gold and silver smithing; [ treatment and alteration of materials in the nature of jewelry and structural parts thereof; ] treatment and alteration of materials in the nature of horological and other chronometric instruments and structural parts thereof; treatment of materials being material hardening, namely, hardening of surfaces of [ jewelry, clocks and ] watches and parts thereof; treatment of materials in the nature of base and precious metals, precious and semi-precious gemstones, for s...
Registered · May 28, 2018 · 79240475 ·