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Buehler AG
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Buehler AG
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Publication of ES222204A2publicationCriticalpatent/ES222204A2/es
Mejoras introducidas en el objeto de la patente principal nº 209.780, o sea en un dispositivo tamizador plano con dispositivo par ala fijación de chapas de fondo, caracterizadas porque un anillo elástico está encajado entre una ranura hecha en la periferia de la chapa de fondo y una ranura correspondiente en la caja del tamizador plano, garantizando una fijación estanca y elástica de la chapa de fondo.