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EP2690963B1 MODIFIED POLYVINYL ALCOHOL AND A WATER VAPOR- AND SMOKE -PERMEABLE SYNTHETIC CASING FOR FOOD PRODUCTS, COMPRISING IT 有权
改性聚乙烯醇和水蒸汽和烟雾性合成包装FOR食品含有这些

MODIFIED POLYVINYL ALCOHOL AND A WATER VAPOR- AND SMOKE -PERMEABLE SYNTHETIC CASING FOR FOOD PRODUCTS, COMPRISING IT
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