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发明名称
DEVICES FOR TEMPORARILY SEALING PIPES
摘要
申请公布号
GB1276075(A)
申请公布日期
1972.06.01
申请号
GB19710011920
申请日期
1971.04.28
申请人
A.M.W. CONSTRUCTION COMPANY LIMITED
发明人
CHARLES THEWLISS;DEREK THEWLISS;MICHAEL HOWLEY;HARRY LODGE;ANTHONY MELLOR WRIGHT
分类号
F16L55/163
主分类号
F16L55/163
代理机构
代理人
主权项
地址
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