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Priority to ES1974201961UpriorityCriticalpatent/ES201961Y/en
Publication of ES201961UpublicationCriticalpatent/ES201961U/en
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Publication of ES201961YpublicationCriticalpatent/ES201961Y/en
Improved lock, of the type consisting of several plates mounted transversely as bolts in a. Drum, which is plugged into a housing and has the operative tongue attached to its rear end by means of a screw threaded from behind to said drum, characterized in that the hole of the drum intended to receive the keys has some longitudinal sections determined by transverse recesses of the drum that have the bottom of a dimension but are enlarged stepwise even in the area of determination of the hole, forming longitudinal widened bends that correspond in some way with those that said orifice has in its entrance stretch, constituting itself as that these in transverse supports of the key that prevent its forced tilting up-down once inserted in the hole. (Machine-translation by Google Translate, not legally binding)
Improvements introduced in the systems of construction of movable lamps or walls based on normalized elements. (Machine-translation by Google Translate, not legally binding)
Improvements introduced in the preparation of stabilized compositions based on chlorine polymers. (Machine-translation by Google Translate, not legally binding)