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发明名称
Liquid-vapor phase differential fire and overheat detector and control and system
摘要
申请公布号
US2658190(A)
申请公布日期
1953.11.03
申请号
US19520293691
申请日期
1952.06.14
申请人
POITRAS EDWARD J
发明人
POITRAS EDWARD J.
分类号
G08B17/04;G08B25/00
主分类号
G08B17/04
代理机构
代理人
主权项
地址
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