H05B31/0057 - CPC Classification

Electric arc lamps Accessories for arc lamps

• H05B31/006 » {Electromagnets or armatures; Arc blowing electromagnets} 1
• H05B31/0063 » {Damping devices} 0
• H05B31/0066 » {Saving arrangements; Ventilation devices} 1
• H05B31/0069 » {Vessels; Closing of vessels} 0
• H05B31/0072 » {Reflectors for arc lamps} 2
• H05B31/0075 » {Incandescent mantles} 0
• H05B31/0078 » {Devices for starting or extinguishing} 0

Recent Application in this class: