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Plumín para plumas estilográficas, que consta esencialmente de dos láminas acanaladas independientes, fijadas sobre el interior soporte y acopladas por sus cantos adyacentes, cuyas zonas extremas constituyen el corte del plumín, presentando en las proximidades de la punta de dichas láminas, sendos dispositivos de encaje de cuerpos resistentes al desgaste que constituyen la punta escritora.
ES92276U1962-03-201962-03-20Plumín para plumas estilográficas
ExpiredES92276Y
(es)