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发明名称
Apparatus and process for welding pipelines and the like
摘要
申请公布号
US3084244(A)
申请公布日期
1963.04.02
申请号
US19600060684
申请日期
1960.10.05
申请人
ESSO RESEARCH AND ENGINEERING COMPANY
发明人
RIEPPEL PERRY J.;FAULKNER GLENN E.;NELSON JEROME W.;COOK HARRY C.
分类号
B23K9/028
主分类号
B23K9/028
代理机构
代理人
主权项
地址
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