ES337089A1 - Mejoras en el procedimiento de obtencion de hojas de papel para copias, que permite obtener varias copias simultaneas sin emplear papel carbon.
- Google Patents
Mejoras en el procedimiento de obtencion de hojas de papel para copias, que permite obtener varias copias simultaneas sin emplear papel carbon.
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Industrias Kores SA
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Industrias Kores SA
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Priority to ES337089ApriorityCriticalpatent/ES337089A1/es
Publication of ES337089A1publicationCriticalpatent/ES337089A1/es
ES337089A1967-02-091967-02-09Mejoras en el procedimiento de obtencion de hojas de papel para copias, que permite obtener varias copias simultaneas sin emplear papel carbon.
ExpiredES337089A1
(es)