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发明名称
摘要
申请公布号
JPS5229796(U)
申请公布日期
1977.03.02
申请号
JP19750116268U
申请日期
1975.08.23
申请人
发明人
分类号
A61F5/457;A61F5/44;A61G9/00;(IPC1-7):A61F5/44
主分类号
A61F5/457
代理机构
代理人
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