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经营范围
发明名称
SCHWIMMGERAET.
摘要
申请公布号
DE1698990(U)
申请公布日期
1955.05.18
申请号
DE195500E6744U
申请日期
1955.03.01
申请人
RUDOLF ARNOLD ERREN
发明人
RUDOLF ARNOLD ERREN
分类号
主分类号
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代理人
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