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Individual
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Individual
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Priority to ES0078257UpriorityCriticalpatent/ES78257U/en
Publication of ES78257UpublicationCriticalpatent/ES78257U/en
Dropper device for bottles, characterized by being constituted by a body of tubular elastic material, whose cylindrical outer surface is provided with parallel circular fins very little protruding and whose inner end tapers in cone, while the outer end opens its edge until form a washer, perpendicular to its axis, destined to settle on the edge of the mouth of the bottle to which it is applied. (Machine-translation by Google Translate, not legally binding)
ES0078257U1960-01-151960-01-15Dropper device for bottles (Machine-translation by Google Translate, not legally binding)
PendingES78257U
(en)