发明名称 Apparatus for removal of second hand smoke
摘要 The base attached to the top of a surface and adjustable for positioning directly to the side of the patron, at the level of the patron's face. The chimney assembly is mounted on the base for capturing tobacco smoke. A fan disposed in the chimney assembly for propelling smoke upwardly.
申请公布号 US5934986(A) 申请公布日期 1999.08.10
申请号 US19970898298 申请日期 1997.07.22
申请人 RUBIN, BENJAMIN 发明人 RUBIN, BENJAMIN
分类号 B08B15/02;(IPC1-7):B08B15/02 主分类号 B08B15/02
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