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Individual
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Individual
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Priority to ES113294UpriorityCriticalpatent/ES113294Y/en
Publication of ES113294UpublicationCriticalpatent/ES113294U/en
Application grantedgrantedCritical
Publication of ES113294YpublicationCriticalpatent/ES113294Y/en
Perfected screw for fixing profiled plates essentially characterized in that it is constituted by a rod whose upper middle part is cylindrical smooth endowed at its upper end with notches provided as non-rotating means of the arrangement of complementary washers being the lower middle part of the screw threaded helically and ending in sharp point to facilitate the initial introduction involving the screw in its upper part a quadrangular head equipped with peripheral fins. (Machine-translation by Google Translate, not legally binding)
ES113294U1965-05-031965-05-03
PERFECTED SCREW FOR FIXING PROFILED PLATES.
ExpiredES113294Y
(en)