发明名称 Apparatus for the reduction of tobacco smoke
摘要 A box like base is hung from the under surface of a table and is slidable outwardly therefrom to a position adjacent the patron. A chimney assembly is mounted in the container and extendible upward in use for capturing tobacco smoke. A fan disposed in the chimney assembly for propelling smoke upwardly.
申请公布号 US5882255(A) 申请公布日期 1999.03.16
申请号 US19970898297 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
代理机构 代理人
主权项
地址