ES201663A3 - Procedimiento de fabricación de encendedores automáticos para mecheros de gases combustibles, en particular para gas del alumbrado
- Google Patents
Procedimiento de fabricación de encendedores automáticos para mecheros de gases combustibles, en particular para gas del alumbrado
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ES201663A1952-01-311952-01-31Procedimiento de fabricación de encendedores automáticos para mecheros de gases combustibles, en particular para gas del alumbrado
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