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发明名称
IONIZATION CHAMBER DEVICE FOR IONIZATION SMOKE DETECTOR
摘要
申请公布号
JPS52139490(A)
申请公布日期
1977.11.21
申请号
JP19770054870
申请日期
1977.05.14
申请人
PATENT DEV & MANAGEMENT
发明人
RARII DEIRU RAASEN
分类号
G01N27/64;G08B17/10;G08B17/11;G08B17/113
主分类号
G01N27/64
代理机构
代理人
主权项
地址
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