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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
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US747635031 Ago 200413 Ene 2009Aktiengesellschaft Adolph SaurerMethod for manufacturing thermoplastic nonwoven webs and laminates
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USRE315993 Ago 198112 Jun 1984Akzona IncorporatedLow density matting and process