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发明名称
摘要
申请公布号
JPS4854280(U)
申请公布日期
1973.07.12
申请号
JP19710096855U
申请日期
1971.10.20
申请人
发明人
分类号
F21V29/02;(IPC1-7):F21M1/00
主分类号
F21V29/02
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代理人
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地址
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