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Se añade Global Patent Search Network de USPTO

October 1, 2013 at 8:46:51 am by martas@...		   (Current revision)

Se actualiza planetmath.org

April 15, 2013 at 1:17:17 pm by martas@...		    

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July 16, 2012 at 11:55:54 am by martas@...		    

Se añade "Diccionario de Informática, Telecomunicaciones y Ciencias afines"

May 15, 2012 at 9:19:17 am by martas@...		    

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October 16, 2009 at 1:13:54 pm by martas@...		    

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September 18, 2009 at 1:18:15 pm by martas@...		    

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September 18, 2009 at 1:09:40 pm by martas@...