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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/en
Publication of ES133591UpublicationCriticalpatent/ES133591U/en
Application grantedgrantedCritical
Publication of ES133591YpublicationCriticalpatent/ES133591Y/en
Cellular plastic laminate, characterized in that it comprises a layer of plastic material with a plurality of patterned embossments little separated from one another, distributed over the entire surface thereof; a relatively thin second layer of plastic material adhered to the first layer and coating said reliefs; a third layer of plastic superimposed on the second layer and welded thereto around the edges of each of said relieves to form discontinuous sealed cells and a fourth layer of plastic adhered and superimposed on said third layer. (Machine-translation by Google Translate, not legally binding)