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经营范围
发明名称
Stethoscope
摘要
申请公布号
US2115478(A)
申请公布日期
1938.04.26
申请号
US19350034617
申请日期
1935.08.03
申请人
VON BAUSSEN HANS
发明人
BAUSSEN HANS VON
分类号
A61B7/04
主分类号
A61B7/04
代理机构
代理人
主权项
地址
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