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经营范围
发明名称
Acoustic manometer
摘要
申请公布号
US2604787(A)
申请公布日期
1952.07.29
申请号
US19470734170
申请日期
1947.03.12
申请人
ANDRE COYNE;JEAN BELLIER;JEAN MARION
发明人
COYNE ANDRE;BELLIER JEAN;MARION JEAN
分类号
G01L9/00
主分类号
G01L9/00
代理机构
代理人
主权项
地址
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