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FRACHEBOUD MARCEL
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FRACHEBOUD MARCEL
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Publication of ES204118A1publicationCriticalpatent/ES204118A1/es
Perfeccionamientos en las estructuras desmontables constituídas por medios de unión deslizantes caracterizadas en que los medios de unión consisten para uno de los elementos que tiene el menos una parte macho de sección sensiblemente trapezoidal que en el sentido longitudinal es cuneiforme; y porque el otro elemento tiene al menos una parte hembra o ranura susceptible de cooperar con el macho ya citado del que constituye la parte complementaria.
ES0204118A1951-06-131952-06-13Perfeccionamientos en las estructuras desmontables
ExpiredES204118A1
(es)