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发明名称
IMPROVEMENTS IN OR RELATING TO MACHINES FOR INTERNALLY SEALING PIPE JOINTS OR FLAWS
摘要
申请公布号
GB1243613(A)
申请公布日期
1971.08.25
申请号
GB19690039808
申请日期
1969.08.08
申请人
TATE PIPE LINING PROCESS LIMITED
发明人
JOHN COLIN GRACE
分类号
B08B9/045;F16L55/1645
主分类号
B08B9/045
代理机构
代理人
主权项
地址
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