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发明名称
SEAL FOR A TUBING JOINT
摘要
申请公布号
US3537731(A)
申请公布日期
1970.11.03
申请号
USD3537731
申请日期
1969.05.23
申请人
ROBERT R. REDDY
发明人
ROBERT R. REDDY
分类号
F16J15/10;F16L17/067;F16L19/04;F16L19/05;(IPC1-7):F16L17/00
主分类号
F16J15/10
代理机构
代理人
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