国家/地区 韩国（2）
IPC部 C（2）
IPC大类 C09（2） F21（2）
IPC小类 C09D（2）
IPC C09D007/61（2）
发明人
公开年
申请年
专利权人

LED embedded light for e.g. traffic lights, comprises housing component, lighting unit, heat dissipation unit coated with heat dissipation coating layer comprising silica, alumina, resin, cobalt oxide and graphene oxide, and locking fixing unit.

KIM J

Double light distribution structure explosion-proof lamp for lighting system, comprises e.g. second light distribution unit located on inner periphery, relatively more protruding than first light distribution unit located on outer periphery.

KIM D S