ES22487A1 - Una lámpara alimentada con hidrocarburos líquidos, la cual produce la llama Brunsen por el alumbrado mediante un cuerpo incandescente.
- Google Patents
Una lámpara alimentada con hidrocarburos líquidos, la cual produce la llama Brunsen por el alumbrado mediante un cuerpo incandescente.
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ES22487A1898-04-111898-04-11Una lámpara alimentada con hidrocarburos líquidos, la cual produce la llama Brunsen por el alumbrado mediante un cuerpo incandescente.
ExpiredES22487A1
(es)
Un procedimiento de fabricación de lámparas eléctricas mediante el cual se consigue, sin reducir la intensidad luminosa, disminuir el consumo de fluido.