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A RUSCA RALPH
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A RUSCA RALPH
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Priority claimed from US632400Aexternal-prioritypatent/US2879549A/en
Application filed by A RUSCA RALPHfiledCriticalA RUSCA RALPH
Publication of ES238812A1publicationCriticalpatent/ES238812A1/es
Aparato cardador que comprende un cilindro principal, una guarnición de carda en el cilindro, y una cubierta fija espaciada del cilindro que cubre toda la anchura y una parte de la circunferencia de dicho cilindro, estando provista la cubierta de una superficie granular enfrente de la guarnición de carda.