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发明名称
Pressure gauge
摘要
申请公布号
US2309401(A)
申请公布日期
1943.01.26
申请号
US19410381822
申请日期
1941.03.05
申请人
SQUARE D COMPANY
发明人
KOLLSMAN PAUL
分类号
G01L7/10;G01L7/12
主分类号
G01L7/10
代理机构
代理人
主权项
地址
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