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发明名称
Method and means for measuring the specific surface of foam
摘要
申请公布号
GB617609(A)
申请公布日期
1949.02.09
申请号
GB19460001500
申请日期
1946.01.16
申请人
NORMAN OWEN CLARK
发明人
分类号
G01N21/85
主分类号
G01N21/85
代理机构
代理人
主权项
地址
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