Visible and digital trace recording,申请号US19630318931-传众专利搜索

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法人/股东/高管

发明名称	Visible and digital trace recording
摘要
申请公布号	US3298029(A)	申请公布日期	1967.01.10
申请号	US19630318931	申请日期	1963.10.25
申请人	PAN AMERICAN PETROLEUM CORPORATION	发明人	SILVERMAN DANIEL
分类号	E21B47/00;G01V1/24	主分类号	E21B47/00
代理机构		代理人
主权项
地址

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