ES148781A1 - Un dispositivo de calefacción sin resistencias, aplicables a hornillos, planchas, calentadores y otros aparatos eléctricos análogos
- Google Patents
Un dispositivo de calefacción sin resistencias, aplicables a hornillos, planchas, calentadores y otros aparatos eléctricos análogos
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Padro Bruguera Emilio
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Padro Bruguera Emilio
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Priority to ES148781ApriorityCriticalpatent/ES148781A1/es
Publication of ES148781A1publicationCriticalpatent/ES148781A1/es
ES148781A1940-04-201940-04-20Un dispositivo de calefacción sin resistencias, aplicables a hornillos, planchas, calentadores y otros aparatos eléctricos análogos
ExpiredES148781A1
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