发明名称 |
TRANSMISSION TYPE SMOKE DETECTOR |
摘要 |
PURPOSE:To readily perform inspection including quantitative calibration of sensitivity by arbitrarily changing the transmission factor of a liquid crystal filter interposed between a light source and a photo detector. |
申请公布号 |
JPS53110884(A) |
申请公布日期 |
1978.09.27 |
申请号 |
JP19770026403 |
申请日期 |
1977.03.09 |
申请人 |
OMRON TATEISI ELECTRONICS CO |
发明人 |
MURAI KIYOMI;KUBOO KAZUHIKO |
分类号 |
G01N21/59;G01N21/53;G08B17/10;G08B17/103 |
主分类号 |
G01N21/59 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|