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发明名称
Disaster warning system
摘要
申请公布号
US2915743(A)
申请公布日期
1959.12.01
申请号
US19560588037
申请日期
1956.05.29
申请人
STEWART HAROLD W;EDWARD RAILSBACK HORACE
发明人
STEWART HAROLD W.;RAILSBACK HORACE EDWARD
分类号
G08B27/00
主分类号
G08B27/00
代理机构
代理人
主权项
地址
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