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经营范围
发明名称
Ultrasonic measuring apparatus
摘要
申请公布号
US3276249(A)
申请公布日期
1966.10.04
申请号
US19620225441
申请日期
1962.09.24
申请人
SOUTHERN GAS ASSOCIATION;AMERICAN GAS ASSOCIATION
发明人
KING JAMES D.
分类号
G01B17/02
主分类号
G01B17/02
代理机构
代理人
主权项
地址
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