发明名称 Ink-jet recording apparatus
摘要 An ink-jet recording apparatus has a level gauge communicating with both an ink storage unit and the atmosphere in order to detect the amount of remaining recording ink in the ink storage unit, and a sealing device for shielding the interior of the level gauge from the atmosphere.
申请公布号 US4772900(A) 申请公布日期 1988.09.20
申请号 US19860920126 申请日期 1986.10.17
申请人 CANON KABUSHIKI KAISHA 发明人 NAGOSHI, SHIGEYASU
分类号 B41J2/175;(IPC1-7):G01D15/18 主分类号 B41J2/175
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