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发明名称
Improvements in or relating to route or destination indicators
摘要
申请公布号
GB372541(A)
申请公布日期
1932.05.12
申请号
GB19310012259
申请日期
1931.12.31
申请人
ALBERT FIELDHOUSE KELLETT;GEORGE HAYFS
发明人
分类号
B60Q1/38
主分类号
B60Q1/38
代理机构
代理人
主权项
地址
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