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发明名称
Automatic fire alarm system
摘要
申请公布号
US2871466(A)
申请公布日期
1959.01.27
申请号
US19550556710
申请日期
1955.12.30
申请人
AMERICAN DISTRICT TELEGRAPH COMPANY
发明人
VASSIL THEO N.;EVANS FRANCIS C.
分类号
G08B17/06
主分类号
G08B17/06
代理机构
代理人
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