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Individual
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Individual
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Priority to ES0004358UpriorityCriticalpatent/ES4358U/en
Publication of ES4358UpublicationCriticalpatent/ES4358U/en
A vault for metal and concrete trusses, characterized by the special arrangement and shape of the heads of the same, which have a pronounced ripple towards the interior, being its point of maximum curvature at half the height of the vault, finishing this point to the base perpendicularly. (Machine-translation by Google Translate, not legally binding)
ES0004358U1935-12-041935-12-04A vault for metal and concrete trusses (Machine-translation by Google Translate, not legally binding)
PendingES4358U
(en)
Spring or spiral spring, applicable to multiple uses, and especially to placement of curtains, curtains and the like. (Machine-translation by Google Translate, not legally binding)