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经营范围
发明名称
Improvements in or relating to automatic burglar and like alarms
摘要
申请公布号
GB403024(A)
申请公布日期
1933.12.14
申请号
GB19330016864
申请日期
1933.06.13
申请人
PIETER VROON;JOHANNES VAN DIJKEN
发明人
分类号
G08B13/22
主分类号
G08B13/22
代理机构
代理人
主权项
地址
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