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发明名称
Improvements in hygrometers
摘要
申请公布号
GB337814(A)
申请公布日期
1930.11.07
申请号
GB19290024124
申请日期
1929.08.07
申请人
JOE DARE KNOBBS TURNER;ELDERS AND FYFFES LIMITED
发明人
分类号
G01N25/62
主分类号
G01N25/62
代理机构
代理人
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地址
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