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MARC A CHAVANNES
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MARC A CHAVANNES
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Application filed by MARC A CHAVANNESfiledCriticalMARC A CHAVANNES
Priority to ES1967133591UpriorityCriticalpatent/ES133591Y/es
Publication of ES133591UpublicationCriticalpatent/ES133591U/es
Application grantedgrantedCritical
Publication of ES133591YpublicationCriticalpatent/ES133591Y/es
Laminado plástico celular, caracterizado porque comprende una capa de material de plástico con una pluralidad de relieves estampados poco separados entre si, distribuidos por toda la superficie del mismo; una segunda capa relativamente delgada de material de plástico adherida a la primera capa y recubriendo dichos relieves; una tercera capa de plástico superpuesta a la segunda capa y soldada a la misma alrededor de los bordes de cada uno de dichos relieves para formar células estancas discontinuas y una cuarta capa de plástico adherida y superpuesta a la citada tercera capa.