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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Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Publication of ES260761A1publicationCriticalpatent/ES260761A1/es
Un dispositivo de cabezal grabador magnético anular para grabar, reproducir o borrar grabaciones magnéticas, que comprende al menos dos partes de circuito hechas de material ferromagnético oxídico fusionado y separadas por un entrehierro útil que está relleno con material no magnético que sirve para proteger el entrehierro útil y también para vincular mecánicamente las dos partes del circuito, caracterizado porque se usa soldadura como material magnético.
ES0260761A1959-09-051960-09-02Un dispositivo de cabezal grabador magnético anular para grabar, reproducir o borrar grabaciones magnéticas
ExpiredES260761A1
(es)