IT1058229B - Perfezionamento negli apparecchi per la saldatura ad induzione di tubi metallici
- Google Patents
Perfezionamento negli apparecchi per la saldatura ad induzione di tubi metallici
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Publication number
IT1058229B
IT1058229BIT4919176AIT4919176AIT1058229BIT 1058229 BIT1058229 BIT 1058229BIT 4919176 AIT4919176 AIT 4919176AIT 4919176 AIT4919176 AIT 4919176AIT 1058229 BIT1058229 BIT 1058229B
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Application filed by Armco Steel CorpfiledCriticalArmco Steel Corp
Priority to IT4919176ApriorityCriticalpatent/IT1058229B/it
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Publication of IT1058229BpublicationCriticalpatent/IT1058229B/it