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发明名称
摘要
申请公布号
JPS488091(U)
申请公布日期
1973.01.29
申请号
JP19710047988U
申请日期
1971.06.09
申请人
发明人
分类号
A61H39/04;A61H7/00;(IPC1-7):A61H39/04
主分类号
A61H39/04
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