durable energy saving power plant
CN104470164A – Durable energy-saving lamp – Google Patents
The invention discloses a durable energy-saving lamp. The durable energy-saving energy comprises a lamp tube, lamp holders, a lamp filament, a standby lamp filament and a metal plug pin. The lamp holders are fixedly arranged at the two ends of the lamp tube, the lamp filament and the standby lamp filament are both located in the lamp tube, the lamp filament is connected to
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