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发明名称
Mit einem frei fliegenden Schlagkolben versehene Vorrichtung
摘要
申请公布号
DE697262(C)
申请公布日期
1940.10.09
申请号
DE193801M3561D
申请日期
1938.12.06
申请人
MASCHINENFABRIK RUDOLF HAUSHERR & SOEHNE
发明人
分类号
B25D9/14;E21B1/30
主分类号
B25D9/14
代理机构
代理人
主权项
地址
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