| 摘要 |
A shutter box for a door having a leaf includes a top cover, and an angle section bar having an outward and upward leading wall portion and a substantially vertical portion extending to the top cover. The leading wall portion is connected directly to the vertical portion and forms an oblique angle therebetween. The shutter box is assembled utilizing exclusively engageable snaps and attachable to the door by engageable snaps, with the leading wall portion of the angle section bar arranged substantially parallel to an obliquely extending portion of the leaf of the door, when the door is in a closed state.
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