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发明名称
摘要
申请公布号
JPH02141402(U)
申请公布日期
1990.11.28
申请号
JP19890051262U
申请日期
1989.04.28
申请人
发明人
分类号
G02B23/24;A61B1/00;(IPC1-7):A61B1/00
主分类号
G02B23/24
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代理人
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