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发明名称
Wetterlutte
摘要
申请公布号
DE827637(C)
申请公布日期
1952.01.10
申请号
DE1949SC00597
申请日期
1949.12.04
申请人
ALFRED SCHWESIG
发明人
SCHWESIG ALFRED
分类号
E21F1/06
主分类号
E21F1/06
代理机构
代理人
主权项
地址
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