| 摘要 |
PROBLEM TO BE SOLVED: To provide an electric cleaner capable of surely cleaning dust while suppressing cost increase. SOLUTION: The image of the dust photographed in a photographing part disposed near a suction port 10a for sucking the dust is radio-transmitted by a transmission box 80 and the image is received and projected in a monitoring part 90. COPYRIGHT: (C)2006,JPO&NCIPI
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