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经营范围
发明名称
Device for operating a control or warning system in response to variations of value of a variable factor
摘要
申请公布号
US2694195(A)
申请公布日期
1954.11.09
申请号
US19530359694
申请日期
1953.06.05
申请人
ALPHONSE MARTIN
发明人
MARTIN ALPHONSE
分类号
G01D5/14
主分类号
G01D5/14
代理机构
代理人
主权项
地址
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