Recording apparatus for use with well drilling equipment,申请号US19560570116-传众专利搜索

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发明名称	Recording apparatus for use with well drilling equipment
摘要
申请公布号	US3159448(A)	申请公布日期	1964.12.01
申请号	US19560570116	申请日期	1956.03.07
申请人	THE STAR RECORDER CORPORATION OF DENVER	发明人	PHILLIPS OLIVER V.
分类号	E21B45/00	主分类号	E21B45/00
代理机构		代理人
主权项
地址

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