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发明名称
LEICHT-STETHOSKOP.
摘要
申请公布号
DE6910663(U)
申请公布日期
1969.07.24
申请号
DE19690010663U
申请日期
1969.03.17
申请人
DR.ING. WALTER RAU
发明人
DR.ING. WALTER RAU
分类号
主分类号
代理机构
代理人
主权项
地址
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