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Individual
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Individual
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Priority to ES217647ApriorityCriticalpatent/ES217647A1/es
Publication of ES217647A1publicationCriticalpatent/ES217647A1/es
Treatment And Processing Of Natural Fur Or Leather
(AREA)
ES217647A1954-09-301954-09-30Procedimiento para aumentar la resistencia a la humedad de las superficies de fricción para fósforos de seguridad
ExpiredES217647A1
(es)