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A kind of vehicle waterproof display sealing device [utility model patent]
A kind of anti-electromagnetic interference circuit design and protection device for vehicle display [utility model patent]
A kind of EI-type high-voltage pulse transformer [utility model patent]
FCC
A kind of warning light structure [utility model patent]
A kind of warning light [utility model patent]
A kind of heat dissipation device structure LED warning light [utility model patent]
A kind of car portable mobile power [utility model patent]