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R S ERNEST MACORMANN
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R S ERNEST MACORMANN
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Publication date
Application filed by R S ERNEST MACORMANNfiledCriticalR S ERNEST MACORMANN
Priority to ES0003811UpriorityCriticalpatent/ES3811Y/en
Publication of ES3811UpublicationCriticalpatent/ES3811U/en
Application grantedgrantedCritical
Publication of ES3811YpublicationCriticalpatent/ES3811Y/en
Invisible hinge composed of two fixing frames coupled by two groups of angled levers, meshed with each other and joined together by a common pivot bolt, the ends of the levers being held together by pins, partly fixed and partly displaceable in grooves of each part of the frame, characterized in that the fixing frames are constructed of a single strip of sheet metal (m, k, J), in such a way that the two branches (k) turn one to the other of the side pieces (m) , k), of angular form, they are united by means of a soul or bridge (J), located perpendicularly to them. (Machine-translation by Google Translate, not legally binding)
Manufacture of hollow parts for masonry applicable for vaults or other hanging constructions (Machine-translation by Google Translate, not legally binding)