发明名称 AIR TREATMENT
摘要 A table (1) in combination with air treatment means (5) which exhibits improved air filtration efficiency, particularly in respect of removal of particulate matter, such as tobacco smoke, from the environment about the top of the table. The table in combination with air treatment means of the present invention is furthermore, a combination with improved practical application and commercial viability.
申请公布号 CA2247934(A1) 申请公布日期 1997.09.12
申请号 CA19972247934 申请日期 1997.02.19
申请人 BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED 发明人 WARREN, NIGEL DAVID;BEVAN, MICHAEL ARTHUR JOHN;CLARINGBOULD, ANTHONY CRAIG
分类号 A47B31/02;A47B37/00;B01D46/00;B08B15/00;(IPC1-7):A47B37/00;F24F7/00 主分类号 A47B31/02
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