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US4544597A Corrugated paper board and its method of manufacture 失效
波纹纸板及其制造方法

Corrugated paper board and its method of manufacture
摘要:
A decorative corrugated paper product having a preprinted and/or decorated transparent plastic film adhesively applied to at least one side of facing sheet, the other side of which is adapted for subsequent adhesion to a fluted corrugated medium in the preparation of the corrugated product, wherein the printing and/or decoration is visable through the plastic film on the exterior of the facing sheet.
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