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发明名称
Measuring apparatus responsive to variable conditions
摘要
申请公布号
US2450772(A)
申请公布日期
1948.10.05
申请号
US19450577862
申请日期
1945.02.14
申请人
WATKINS JOHN E
发明人
WATKINS JOHN E.
分类号
G01L13/02
主分类号
G01L13/02
代理机构
代理人
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地址
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