About 2 Trademarks found that are owned by Siemensplaniawerke Aktiengesellschaft Fuer Kohlefabrikate

ARTIFICIAL AND AMORPHOUS CARBON AND GRAPHITE FOR FURTHER USE IN THE INDUSTRIAL ARTS

PRODUCTS AND ARTICLES MADE OF CARBONACEOUS MATERIALS, ARTIFICIAL CARBON COMPRISING AMORPHOUS CARBON AND GRAPHITE-NAMELY, ELECTRODES COMPRISING CARBON AND GRAPHITE FOR ELECTRICALLY OPERATED FURNACES AND ELECTROLYTIC APPARATUS; HEATING RODS FOR ELECTRICAL RESISTANCE FURNACES; GRAPHITE ANODES FOR RECTIFIERS AND ELECTROLYTIC APPARATUS; AND GRAPHITE RODS AND GRAPHITE CONTACTS FOR ELECTRICAL RESISTANCE FURNACES