CORRUGATED FIBERBOARD FOR LITHOGRAPHIC PRINTING PLATE PACKAGING BOX AND LITHOGRAPHIC PRINTING PLATE PACKAGING STRUCTURE
PROBLEM TO BE SOLVED: To provide a corrugated fiberboard for a lithographic printing plate packaging box which is less in the relative degradation of the strength of the corrugated fiberboard in the direction of a core and capable of packaging a lithographic printing plate at a low cost, and a litho...
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