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经营范围
发明名称
Improved glossmeter
摘要
申请公布号
GB930730(A)
申请公布日期
1963.07.10
申请号
GB19600029578
申请日期
1960.08.26
申请人
EBEN ERIC JELPKE
发明人
分类号
G01N21/57
主分类号
G01N21/57
代理机构
代理人
主权项
地址
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