| 摘要 |
A stapler includes a lower casing base having its topside formed with an accommodating space in the interior for placing small-sized stationery therein. A casing cover is movably assembled on the accommodating space. The casing cover has its opposite ends respectively formed with an insert member and an elastic press retainer to be respectively engaged with the front and the rear vertical wall of the accommodating space. The casing cover can be easily and firmly assembled on the accommodating space, impossible to loosen and fall off.
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