73011681
Jan 23, 1974
Mar 30, 1976
SIEMENS ENERGY GLOBAL GMBH & CO. KG
Active Trademark
BLOWERS IN THE NATURE OF VENTILATING FANS, NOT FOR LAND VEHICLES, FOR GAS FREEING, MOVEMENT OF AIR IN CONFINED SPACES SUCH AS TANKS, SHIP HOLDS, UNDERGROUND VENTILATION, ETC.
Environmental Control Apparatus