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经营范围
发明名称
Ultrasonic gauging and control
摘要
申请公布号
US3404551(A)
申请公布日期
1968.10.08
申请号
US19660549553
申请日期
1966.05.12
申请人
GENERAL DYNAMICS CORPORATION
发明人
SPISAK JOHN A.
分类号
B21B38/04;G01B17/02
主分类号
B21B38/04
代理机构
代理人
主权项
地址
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