ES58216A1 - Un procedimiento y dispositivo para aumentar el rendimiento luminoso del alumbrado de incandescencia por mecheros invertidos.
- Google Patents
Un procedimiento y dispositivo para aumentar el rendimiento luminoso del alumbrado de incandescencia por mecheros invertidos.
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KILLING KARL
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KILLING KARL
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ES58216A1914-05-121914-05-12Un procedimiento y dispositivo para aumentar el rendimiento luminoso del alumbrado de incandescencia por mecheros invertidos.
ExpiredES58216A1
(es)
Un procedimiento, con el dispositivo correspondiente, para calentar, a elección, los hornos productores de gas con gas del generador o con gas del alumbrado.