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发明名称
DISPOSITIVO APERFEICOADO DE SUPORTE INTERNO PARA A SOLDAGEM AUTOMATICA PONTA-A-PONTA DE TUBULACOES
摘要
申请公布号
BR8100240(A)
申请公布日期
1981.08.04
申请号
BR19810000240
申请日期
1981.01.16
申请人
SAIPEM S P A
发明人
RINALDI F
分类号
B23K37/06;B23K9/035;B23K37/04;B23K37/053;(IPC1-7):B23K33/00;B23K9/02;B23K31/06
主分类号
B23K37/06
代理机构
代理人
主权项
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