发明名称 Battery-driven cleaning device
摘要 A battery-driven cleaning device has a pair of rotary attachments for brushing, scrubbing or buffing and is made primarily of inexpensive molded plastic parts. The device can work with or without a detachable reservoir unit which dispenses a cleaning agent.
申请公布号 US4168560(A) 申请公布日期 1979.09.25
申请号 US19780950672 申请日期 1978.10.12
申请人 DOYEL, JOHN S. 发明人 DOYEL, JOHN S.
分类号 A46B13/04;(IPC1-7):A46B13/04 主分类号 A46B13/04
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