Schlagbohrer,申请号AT19640002408-传众专利搜索

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发明名称	Schlagbohrer
摘要
申请公布号	AT267446(B)	申请公布日期	1968.12.27
申请号	AT19640002408	申请日期	1964.03.19
申请人	HUGHES TOOL COMPANY	发明人
分类号	E21B	主分类号	E21B
代理机构		代理人
主权项
地址

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