| 摘要 |
PROBLEM TO BE SOLVED: To provide a drinking cup with windows on its container drum member. SOLUTION: In this paper cup composed of a drum member and a bottom plate member, windows are opened by punching out at least part of a letter, a mark, a figure and/or a pattern printed on the outer wall surface of the drum member, and a high strength thermalplastic film, which is selected from the group of polyethylene terephthalate, ethylene-vinyl alcohol copolymer, polypropylene, and ionomer resin, is laminated on the inner surface and/or the outer surface of the cup drum member.
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