ES234292A1 - Improvements introduced in a single-phase transformer for arc welding (Machine-translation by Google Translate, not legally binding)
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Improvements introduced in a single-phase transformer for arc welding (Machine-translation by Google Translate, not legally binding)
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Improvements introduced in a single-phase transformer for electric arc welding, characterized by effecting the variation of intensity in the secondary by moving the primary coil. (Machine-translation by Google Translate, not legally binding)
ES0234292A1957-03-181957-03-18Improvements introduced in a single-phase transformer for arc welding (Machine-translation by Google Translate, not legally binding)
ExpiredES234292A1
(en)
Improvements in transformers with adjustable derivatives under load through magnetic reinforcers (Machine-translation by Google Translate, not legally binding)