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发明名称
摘要
申请公布号
JPS4989795(U)
申请公布日期
1974.08.03
申请号
JP19720134834U
申请日期
1972.11.22
申请人
发明人
分类号
B27F1/08;B27B5/02;B27F1/00;(IPC1-7):B27F1/00
主分类号
B27F1/08
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代理人
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