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发明名称
摘要
申请公布号
JPS4729097(Y1)
申请公布日期
1972.08.31
申请号
JP19690104970U
申请日期
1969.11.05
申请人
发明人
分类号
(IPC1-7):B26D4/50
主分类号
(IPC1-7):B26D4/50
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代理人
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地址
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