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发明名称
Improvements in or relating to alarm annunciators
摘要
申请公布号
GB1070468(A)
申请公布日期
1967.06.01
申请号
GB19630044598
申请日期
1963.11.12
申请人
E.I. DU PONT DE NEMOURS AND COMPANY
发明人
分类号
G08B23/00;G08B26/00
主分类号
G08B23/00
代理机构
代理人
主权项
地址
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