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发明名称
摘要
申请公布号
JPH0316918(U)
申请公布日期
1991.02.20
申请号
JP19890078569U
申请日期
1989.07.03
申请人
发明人
分类号
A61F5/457;(IPC1-7):A61F5/457
主分类号
A61F5/457
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代理人
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地址
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