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发明名称
Improvements in or relating to fire or heat detecting devices
摘要
申请公布号
GB644172(A)
申请公布日期
1950.10.04
申请号
GB19480008844
申请日期
1948.03.25
申请人
THE MINISTER OF SUPPLY
发明人
FARMER ROBERT BLACK
分类号
G01K5/46;H01H35/24
主分类号
G01K5/46
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