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Individual
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Individual
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Priority to ES0245483ApriorityCriticalpatent/ES245483A2/en
Publication of ES245483A2publicationCriticalpatent/ES245483A2/en
Improvements introduced in hydropolicalorºfero, characterized because the deposit has circular shape and the upper plate of the same rectangular shape, keeping the edge located in the same plane as the surface of the deposit only in three parts of the circumference; in substitution of the projections of the washers of the plate, are placed in the plane of the circular part piloncitos or a crown with three or four projections, like finger outstretched. (Machine-translation by Google Translate, not legally binding)
ES0245483A1958-11-211958-11-21Hidropolicalorºfero (Machine-translation by Google Translate, not legally binding)
ExpiredES245483A2
(en)