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发明名称
摘要
申请公布号
JPS4637226(Y1)
申请公布日期
1971.12.22
申请号
JP19680014019U
申请日期
1968.02.24
申请人
发明人
分类号
(IPC1-7):A44B19/26
主分类号
(IPC1-7):A44B19/26
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