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Individual
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Individual
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Priority to ES0048474UpriorityCriticalpatent/ES48474U/en
Publication of ES48474UpublicationCriticalpatent/ES48474U/en
Simple mechanism for ballpoint pen or fountain pen, composed of a handle where a stem is screwed on its back to which is attached a protrusion that connects to the tube of the writer, which little writer has a ring or protrusion on the site where the handle it narrows in diameter so that, giving this arrow against this narrowness, regulate the amount of exit of the writer element and avoid being able to detach from the stem, and, thus, by twisting or unscrewing this stem, the writer's tip comes out or is hidden. (Machine-translation by Google Translate, not legally binding)
ES0048474U1955-05-311955-05-31Simple mechanism for ballpoint pen or fountain pen (Machine-translation by Google Translate, not legally binding)
PendingES48474U
(en)