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Individual
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Individual
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Priority to ES0010740UpriorityCriticalpatent/ES10740U/en
Publication of ES10740UpublicationCriticalpatent/ES10740U/en
An improved toothbrush, characterized by the fact that its end or useful shoulder which serves as a seat for the bundles of bristles or hairs, which constitute the brush itself, is bent or curled longitudinally, that is, its straight section affects the shape of a U, with which its side walls are parallel and those opposite beams oriented in a radial direction towards the longitudinal central axis of the formed channel. (Machine-translation by Google Translate, not legally binding)
ES0010740U1944-10-281944-10-28A perfected toothbrush (Machine-translation by Google Translate, not legally binding)
PendingES10740U
(en)