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发明名称
In einem Vorbohrloch befestigte Haltevorrichtung fuer Gesteinsbohrhaemmer mit Druckluftvorschubzylinder
摘要
申请公布号
DE715754(C)
申请公布日期
1942.01.06
申请号
DE1936L091493D
申请日期
1936.11.22
申请人
JOSEF LEITGEBER;WALTER STEINHAEUSER
发明人
分类号
主分类号
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