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发明名称
Wassersportgeraet mit durch Muskelkraft zu betaetigendem Antriebspropeller
摘要
申请公布号
DE897816(C)
申请公布日期
1953.11.23
申请号
DE1952F009122
申请日期
1952.05.24
申请人
FRANZ ALWIN
发明人
FRANZ ALWIN
分类号
主分类号
代理机构
代理人
主权项
地址
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