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经营范围
发明名称
Portable alarm
摘要
申请公布号
US2454234(A)
申请公布日期
1948.11.16
申请号
US19450587875
申请日期
1945.04.12
申请人
ALEXANDER SUNDEL;CHRIST BASTIS
发明人
SUNDEL SAMUEL
分类号
G08B13/02;G08B13/22;H01H3/16
主分类号
G08B13/02
代理机构
代理人
主权项
地址
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