| 摘要 |
The invention relates to a key box construction, wherein shafts of a door are each provided with two parallel flat surfaces in the direction of rotary shafts, an outer cover is provided with bearing parts which each comprise a groove having the same width at an angle which does not allow the door to be taken away at the time of usual opening and closing of the door, and the door is provided at the lower end portion thereof with hooks, whereby the door is hooked directly on an inner case by means of the hooks and a latch.
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