| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a cutting line in either the upper surface plate or the bottom surface plate of a packaging case, prevent the case from being opened unless the cutting line is broken and provide a clear indication of its opened seal. <P>SOLUTION: There is provided a plastic packaging case 50, wherein a cutting line 21 is arranged in the upper surface plate 8 or the bottom surface plate 9 or both of these plates and a side edge of either the upper surface plate 8 or the bottom surface plate 9 held by the cutting line 21 and an insertion piece 10 (11) is provided with a fixing piece 22 adhered to a side surface plate 5, thereby the packaging case cannot be opened unless the cutting line 21 is broken, and a clear indication of opened seal is attained when the case is opened. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
