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发明名称
COAXIAL TUBING HAVING IMPROVED SPACER MEANS
摘要
申请公布号
CA891340(A)
申请公布日期
1972.01.25
申请号
CAD891340
申请日期
申请人
VACUUM BARRIER CORPORATION
发明人
THORNTON STEARNS
分类号
F16L9/18;F16L59/125;F16L59/153;(IPC1-7):F16L59/125
主分类号
F16L9/18
代理机构
代理人
主权项
地址
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