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Priority to ES0010390UpriorityCriticalpatent/ES10390U/es
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Nuevo cierre de cartuchos caracterizado por que se forma dando a la boca del cartucho una serie de dobleces en forma de fuelle, embutiendo esos pliegues hacia adentro (de acuerdo con lo que indican las adjuntas figuras 2 y 3, en las partes designadas 3 y 4, o en formas similares equivalentes) y practicando sobre la parte superior un reborde de cierre.
ES0010390U1944-08-021944-08-02Cierre de cartuchos
PendingES10390U
(es)