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VALENCIANO POLAK
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VALENCIANO POLAK
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Priority to ES356594ApriorityCriticalpatent/ES356594A2/es
Publication of ES356594A2publicationCriticalpatent/ES356594A2/es
Aparato para introducir automaticamente un eje de soporte de velo en un velo completo formado arrollando una banda de material fibroso sobre un cilindro desarrollador.