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发明名称
Pipe couplings
摘要
申请公布号
GB858121(A)
申请公布日期
1961.01.04
申请号
GB19570004828
申请日期
1957.02.12
申请人
HYDROCARBON RESEARCH, INC.
发明人
BUSCHOW HERMAN FREDERICK;ORDEN LEO JOSEPH VAN
分类号
F16L13/007;F16L41/08
主分类号
F16L13/007
代理机构
代理人
主权项
地址
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