electrical transducers; protective headgear, namely, safety helmets, crash helmets, protective helmets, protective head guards for industrial purposes; protective visors, namely, protective face-shields for protective helmets, workmen's protective face shields, protective eye pieces; eyewear; goggles, namely, safety goggles, dust protective goggles; spectacles; sunglasses; safety screens for protection against injuries; parts and fittings for the aforesaid goods, namely, helmet safety lights,...