ES189460A1 - Un dispositivo eléctrico para la medición del llenado de un recipiente y especialmente de una tolva o silo que contiene carbón
- Google Patents
Un dispositivo eléctrico para la medición del llenado de un recipiente y especialmente de una tolva o silo que contiene carbón
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Preparation Industrielle des Combustibles SA
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Preparation Industrielle des Combustibles SA
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ES189460A1949-08-171949-08-17Un dispositivo eléctrico para la medición del llenado de un recipiente y especialmente de una tolva o silo que contiene carbón
ExpiredES189460A1
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