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Individual
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Individual
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Priority to ES224903ApriorityCriticalpatent/ES224903A1/en
Publication of ES224903A1publicationCriticalpatent/ES224903A1/en
Installation for the manufacture of joists, comprising a tension rail embedded in a base, in whose part a ring is arranged, which by means of two pulleys of double pulleys and a steel cable, is imprisoned to a winch apparatus. (Machine-translation by Google Translate, not legally binding)
ES224903A1955-11-081955-11-08An installation for the manufacture of viguettes (Machine-translation by Google Translate, not legally binding)
ExpiredES224903A1
(en)