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发明名称
Improvements in or relating to electric burglar alarm systems
摘要
申请公布号
GB396485(A)
申请公布日期
1933.08.10
申请号
GB19320007920
申请日期
1932.03.17
申请人
LOUIS HYMAN;WILLIAM EDWARD OUGHTON;BETSY ELLEN HYMAN
发明人
分类号
G08B13/22
主分类号
G08B13/22
代理机构
代理人
主权项
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