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经营范围
发明名称
Improvements in or relating to colorimeters or absorptionmeters
摘要
申请公布号
GB905588(A)
申请公布日期
1962.09.12
申请号
GB19590040210
申请日期
1959.11.26
申请人
EVANS ELECTROSELENIUM LIMITED
发明人
COLLINS GEOFFREY CHARLES
分类号
G01N21/25
主分类号
G01N21/25
代理机构
代理人
主权项
地址
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