A method of and apparatus for recording information from a master medium onto a slave medium. Analog information on a master medium is reproduced and converted into digital information. The digital information is stored in a digital storage device. The digital information stored in the digital storage...http://www.google.es/patents/US4410917?utm_source=gb-gplus-sharePatente US4410917 - Method of and apparatus for recording information from a master medium onto a slave medium employing digital techniques
Method of and apparatus for recording information from a master medium onto ...
