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Application filed by Const Met EntreprfiledCriticalConst Met Entrepr
Publication of BR7103145D0publicationCriticalpatent/BR7103145D0/pt
BR314571A1970-05-221971-05-21Aparelho para arrastamento de dispositivo de soldagem usinagem e controle no interior de corpos tubulares
BR7103145D0
(pt)