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发明名称
摘要
申请公布号
JPS53132797(U)
申请公布日期
1978.10.20
申请号
JP19770037610U
申请日期
1977.03.28
申请人
发明人
分类号
A61C3/03;A61C3/00;(IPC1-7):A61C3/00
主分类号
A61C3/03
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