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发明名称
Druckluftbetriebener Bohrhammer mit einem doppelseitig beaufschlagten Kolben
摘要
申请公布号
DE1433220(A1)
申请公布日期
1968.12.12
申请号
DE19641433220
申请日期
1964.01.09
申请人
JESCHKE,DR.-ING. HERBERT
发明人
HERBERT JESCHKE,DR.-ING.
分类号
E21B1/30
主分类号
E21B1/30
代理机构
代理人
主权项
地址
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