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发明名称
Stempelkopfausbildung fuer die Vorpfaendung
摘要
申请公布号
DE805394(C)
申请公布日期
1951.05.17
申请号
DE1949P047283
申请日期
1949.06.29
申请人
ALFRED BUSCHMANN
发明人
BUSCHMANN ALFRED
分类号
E21D15/52
主分类号
E21D15/52
代理机构
代理人
主权项
地址
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