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发明名称
Bohrvorrichtung zur Herstellung langer konischer Bohrungen, insbesondere in den Mantelrohren von Geschuetzen
摘要
申请公布号
DE618533(C)
申请公布日期
1935.09.10
申请号
DE1934R089617D
申请日期
1934.01.09
申请人
RHEINISCHE METALLWAAREN- UND MASCHINENFABRIK
发明人
LANDEN JOHANN
分类号
B23D5/02
主分类号
B23D5/02
代理机构
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