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经营范围
发明名称
RADIOACTIVE TRACER
摘要
申请公布号
CA712172(A)
申请公布日期
1965.06.22
申请号
CAD712172
申请日期
申请人
ESSO RESEARCH AND ENGINEERING COMPANY
发明人
ROY E. D. HANEY;JOHN V. CLARKE, JR.
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主分类号
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