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Individual
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Priority to ES71761ApriorityCriticalpatent/ES71761A1/es
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ES71761A1919-12-161919-12-16Una nueva materia vegetal fibrosa para la fabricación de hilados, torcidos, géneros de punto y tejidos de todas clases.
ExpiredES71761A1
(es)
Una máquina con tambor de funcionamiento circular y movimiento vertical de una o más agujas de ganchillo, para la fabricación de mechas para toda clase de velas y bujías.