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经营范围
发明名称
Improvements in or relating to opaque containers and specific gravity indicators foruse therewith
摘要
申请公布号
GB492897(A)
申请公布日期
1938.09.26
申请号
GB19370008895
申请日期
1937.03.25
申请人
OLDHAM & SON LIMITED;THOMAS GIBSON MAIR
发明人
分类号
G01N9/16
主分类号
G01N9/16
代理机构
代理人
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