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发明名称
GIUNTO PER TUBAZIONI
摘要
申请公布号
IT8768030(D0)
申请公布日期
1987.11.30
申请号
IT19870068030
申请日期
1987.11.30
申请人
THE PIPE LINE DEVELOPMENT COMPANY
发明人
LENY W. BURKETT
分类号
F16L21/04;F16L25/08
主分类号
F16L21/04
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代理人
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