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经营范围
发明名称
Improvements in or relating to apparatus for determining the position of a mercury meniscus
摘要
申请公布号
GB693521(A)
申请公布日期
1953.07.01
申请号
GB19510004472
申请日期
1951.02.23
申请人
THE BRITISH OXYGEN COMPANY LIMITED;ALFRED HORACE COCKETT
发明人
分类号
G01D5/20;G01F23/26
主分类号
G01D5/20
代理机构
代理人
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地址
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