Coils, electric; particle accelerators; reflective articles for wear, for the prevention of accidents; protection devices for personal use against accidents; clothing for protection against accidents, irradiation and fire; accumulators, electric, for vehicles; batteries, electric, for vehicles; battery jars; accumulator jars; battery boxes; accumulator boxes; acidimeters for batteries; hydrometers; plates for batteries; whistle alarms; acoustic alarms; sound alarms; acoustic conduits; sound r...