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发明名称
Dreigurtiger Stauverschluss
摘要
申请公布号
DE887773(C)
申请公布日期
1953.08.27
申请号
DE1951C003958
申请日期
1951.03.22
申请人
CICIN PAUL DR.-ING.
发明人
CICIN PAUL DR.-ING.
分类号
E02B7/20
主分类号
E02B7/20
代理机构
代理人
主权项
地址
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