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发明名称
Sprengverfahren
摘要
申请公布号
DE851313(C)
申请公布日期
1952.10.02
申请号
DE1943W000958D
申请日期
1943.06.09
申请人
WESTFAELISCHE BERGGEWERKSCHAFTSKASSE
发明人
FISCHER GERHARD DIPL.-ING.
分类号
F42D1/05
主分类号
F42D1/05
代理机构
代理人
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