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发明名称
ELECTRIC LIGHT BULB
摘要
申请公布号
KR1019890004641(B1)
申请公布日期
1989.11.21
申请号
KR1019850006909
申请日期
1985.09.19
申请人
发明人
分类号
主分类号
代理机构
代理人
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