ES2347A1 - Innovaciones en farolas para gas de carbón de piedra o de grasa, para alumbrar vehículos de ferrocarriles, calles, habitaciones y talleres.
- Google Patents
Innovaciones en farolas para gas de carbón de piedra o de grasa, para alumbrar vehículos de ferrocarriles, calles, habitaciones y talleres.
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Pintsch Carl Friedrich Julius
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Pintsch Carl Friedrich Julius
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ES2347A1882-04-121882-04-12Innovaciones en farolas para gas de carbón de piedra o de grasa, para alumbrar vehículos de ferrocarriles, calles, habitaciones y talleres.
ExpiredES2347A1
(es)
Uso de un derivado de acilciclohexanodiona para reducir o prevenir los danos causados por la helada en frutas de pepita y de carozo y en plantas citricas a temperaturas bajas entre-15 grados c hasta 0 grado c.