ES69439A1 - Un procedimiento, con su correspondiente dispositivo, para fabricar y colocar las láminas de contacto en las lámparas "Swan".
- Google Patents
Un procedimiento, con su correspondiente dispositivo, para fabricar y colocar las láminas de contacto en las lámparas "Swan".
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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N V Nitrite Works
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N V Nitrite Works
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Priority to ES69439ApriorityCriticalpatent/ES69439A1/es
Publication of ES69439A1publicationCriticalpatent/ES69439A1/es
ES69439A1919-04-071919-04-07Un procedimiento, con su correspondiente dispositivo, para fabricar y colocar las láminas de contacto en las lámparas "Swan".
ExpiredES69439A1
(es)