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Device for use by smokers to enable smoking in public places
Device for use by smokers to enable smoking in public places
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机译:吸烟者在公共场所吸烟的装置
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摘要
A device is provided for the use of smokers, safeguarding non smokers in the same room against inconvenience and harmful effects of smoke. The device includes a bladder or like vessel into which the smoke emitted from the mouth of the smoker is blown.
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