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发明名称
Improvements relating to warning horns
摘要
申请公布号
GB743207(A)
申请公布日期
1956.01.11
申请号
GB19530006878
申请日期
1953.03.12
申请人
TRICO-FOLBERTH LIMITED
发明人
VICKERSON GEORGE ERNEST
分类号
G10K9/04
主分类号
G10K9/04
代理机构
代理人
主权项
地址
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