Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Gevaert Photo Producten NV
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Gevaert Photo Producten NV
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Publication date
Priority claimed from GB4554/54Aexternal-prioritypatent/GB794658A/en
Application filed by Gevaert Photo Producten NVfiledCriticalGevaert Photo Producten NV
Publication of ES220000A1publicationCriticalpatent/ES220000A1/es
Procedimiento para la producción de un material de capas múltiples que no se enrolla sobre si mismo caracterizado por que se obtiene por la aplicación sobre la cara exterior de la curvatura de una capa de gelatina y por la incorporación a esta capa de una cantidad apropiada de sustancias inertes finamente desmenuzadas bajo forma de partículas sólidas insolubles.
ES0220000A1954-02-161955-02-08UN PROCEDIMIENTO PARA LA PRODUCCIoN DE UN MATERIAL DE CAPAS MuLTIPLES, QUE NO SE ENROLLA SOBRE SI MISMO
ExpiredES220000A1
(es)
IMPROVEMENTS IN OR RELATING TO FERROMAGNETIC MATERIAL MORE PARTICULARLY INTENDED FOR FERROMAGNETIC BODIES USED AT FREQUENCIES OF ATLEAST 50 Mc/s, A METHOD OF PRODUCING SUCH MATERIAL AND FERROMAGNETIC BODIES MADE FROM SUCH MATERIAL