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发明名称
SMOKE DETECTOR
摘要
申请公布号
GB1341372(A)
申请公布日期
1973.12.19
申请号
GB19720048315
申请日期
1972.10.20
申请人
BEVAKNINGS AB SECURITAS
发明人
分类号
G01N27/64;(IPC1-7):H01J39/28
主分类号
G01N27/64
代理机构
代理人
主权项
地址
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