发明名称 |
DETECTION OF TONE CONCENTRATION |
摘要 |
PURPOSE:To enable detection of toner concentration at optional time with simple and easy structure and operation by permitting a predetermined quantity of developing agent contained in a vessel to flow down through an orifice and measuring the time necessary for flowing down. |
申请公布号 |
JPS53106137(A) |
申请公布日期 |
1978.09.14 |
申请号 |
JP19770021830 |
申请日期 |
1977.02.28 |
申请人 |
RICOH KK |
发明人 |
TATSUMI SUSUMU;MIYAGAWA SEIICHI;SAKAMOTO KOUJI |
分类号 |
G03G15/08 |
主分类号 |
G03G15/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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