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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Texas Instruments IncfiledCriticalTexas Instruments Inc
Priority to ES414166ApriorityCriticalpatent/ES414166A3/es
Publication of ES414166A3publicationCriticalpatent/ES414166A3/es
ES414166A1973-04-271973-04-27Perfeccionamientos introducidos en un teclado dotado de unadisposicion de discos de contacto conductores.
ExpiredES414166A3
(es)
Perfeccionamientos introducidos en un sistema de teclado del tipo que tiene una pluralidad de interruptores electri- cos dispuestos en un diseno predeterminado.