Vorrichtung zum Loesen von mittels Einsteckkonus auf Bohrstangen befestigten Bohrkronen,申请号DE1950B012340-传众专利搜索

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发明名称	Vorrichtung zum Loesen von mittels Einsteckkonus auf Bohrstangen befestigten Bohrkronen
摘要
申请公布号	DE836185(C)	申请公布日期	1952.04.21
申请号	DE1950B012340	申请日期	1950.11.03
申请人	GEBR. BOEHLER & CO. AKTIENGESELLSCHAFT	发明人	HUSZAR ING. JOSEF;HEUSGEN O.M. WALTER
分类号	E21B19/18	主分类号	E21B19/18
代理机构		代理人
主权项
地址

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