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发明名称
摘要
申请公布号
JPS533795(Y2)
申请公布日期
1978.01.31
申请号
JP19720111511U
申请日期
1972.09.26
申请人
发明人
分类号
G03D13/04;G03D13/06;(IPC1-7):G03D13/06
主分类号
G03D13/04
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代理人
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