| 摘要 |
The invention relates to a device which, simply by being unfolded, makes a disposable ashtray (6). It consists of a simple sheet of cardboard or non-flammable material which, simply by being unfolded, makes a small box with a thin aluminium film (5) at its base. The device according to the invention is particularly designed to be used as a disposable ashtray. <IMAGE>
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