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经营范围
发明名称
摘要
申请公布号
JPH039711(U)
申请公布日期
1991.01.30
申请号
JP19890071235U
申请日期
1989.06.20
申请人
发明人
分类号
A61C3/00;(IPC1-7):A61C3/00
主分类号
A61C3/00
代理机构
代理人
主权项
地址
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