发明名称 SUCTION CLEANING APPARATUS
摘要 This invention relates to suction washing apparatus and has for its object to wash by suction the pile of carpets, surface of floor coverings, upholstery and other fabrics, and floor, windows and wall and even ceiling which in use is arranged to supply cleaning liquid to the surface to be cleaned and to remove same by suction means.
申请公布号 US3720977(A) 申请公布日期 1973.03.20
申请号 USD3720977 申请日期 1971.02.16
申请人 BRYCKI W,GB 发明人 BRYCKI W,GB
分类号 A47L11/34;(IPC1-7):A47L7/00 主分类号 A47L11/34
代理机构 代理人
主权项
地址