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Individual
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Individual
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Priority to ES0223293ApriorityCriticalpatent/ES223293A3/es
Publication of ES223293A3publicationCriticalpatent/ES223293A3/es
Perfeccionamientos en los retenes de grasa, caracterizados por estar constituidos por dos aros metálicos, de sección radial en U colocados formando caja, unidos por sus paredes cilíndricas exteriores por un cilindro de goma resistente al aceite sujeto a dichos aros, por dos cerquillos metálicos entallados o por remaches o pegamentos apropiados.
ES0223293A1955-08-011955-08-01Perfeccionamientos en los retenes de grasa
ExpiredES223293A3
(es)