| 发明名称 |
ACTION CHECKING METHOD OF LIGHT DIMMING TYPE SMOKE SENSOR |
| 摘要 |
PURPOSE:To enable to simply check the action, by regulating the luminous driving circuit, supplying electric current to the luminous element, with switch, without using real smoke. |
| 申请公布号 |
JPS52152273(A) |
申请公布日期 |
1977.12.17 |
| 申请号 |
JP19760068876 |
申请日期 |
1976.06.11 |
| 申请人 |
MATSUSHITA ELECTRIC WORKS LTD |
发明人 |
KENZUKI KUNIHARU;KAHARA TOORU |
| 分类号 |
G01N21/59;G01N21/27;G08B17/10;G08B17/103 |
主分类号 |
G01N21/59 |
| 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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