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经营范围
发明名称
Improvements in or relating to metal tubular bellows units for insertion in pipelines or ducts
摘要
申请公布号
GB839594(A)
申请公布日期
1960.06.29
申请号
GB19580004618
申请日期
1958.02.12
申请人
BABCOCK & WILCOX LIMITED
发明人
HARRIS HERBERT
分类号
F16L27/08
主分类号
F16L27/08
代理机构
代理人
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