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经营范围
发明名称
Pressure measuring apparatus
摘要
申请公布号
US2450884(A)
申请公布日期
1948.10.12
申请号
US19440546868
申请日期
1944.07.27
申请人
THE SPERRY CORPORATION
发明人
DAWSON EDWARD;ERICSON JOHN ROWLAND
分类号
G01L7/14;G01L9/00;G01L11/00
主分类号
G01L7/14
代理机构
代理人
主权项
地址
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