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发明名称
Pipe lining method
摘要
申请公布号
US3359624(A)
申请公布日期
1967.12.26
申请号
US19650510274
申请日期
1965.11.29
申请人
GRAY TOOL COMPANY
发明人
COURS DONALD V.;MCGEE JOHN K.;LAFFERTY HAROLD L.
分类号
B21D26/02;F16L58/08
主分类号
B21D26/02
代理机构
代理人
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地址
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