| 摘要 |
PROBLEM TO BE SOLVED: To easily and reliably fix outer and inner flaps in a sealed state and an unsealed state. SOLUTION: In a corrugated fiberboard box, an end wall fixing hole 10 in which a fore end part 5s of an opened inner flap 5 bent outward of the box is inserted is formed in each end wall 3, a side wall fixing hole 9 into which a fore end part 4s of an open outer flap 4 bent outward of the box is inserted is formed in each side wall 2, and a slit 11 into which the fore end part 4s of the open outer flap 4 overlapping outside in a sealed state is inserted is formed in the open inner flap 5. COPYRIGHT: (C)2009,JPO&INPIT
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