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经营范围
发明名称
PIPE JOINT PRESSURE TESTING MEANS
摘要
申请公布号
AU587928(B2)
申请公布日期
1989.08.31
申请号
AU19880011929
申请日期
1988.02.17
申请人
CAMERON IRON WORKS, INC.
发明人
THOMAS R. SCHMITZ
分类号
E21B17/043;B21D39/04;B23P11/02;E21B17/042;F16L1/26;F16L13/14;F16L21/00;(IPC1-7):F16L17/02;G01M3/28
主分类号
E21B17/043
代理机构
代理人
主权项
地址
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