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经营范围
发明名称
Improvements in or relating to vehicle-actuated control systems for road traffic signals
摘要
申请公布号
GB761577(A)
申请公布日期
1956.11.14
申请号
GB19540002033
申请日期
1954.01.22
申请人
SIEMENS AND HALSKE AKTIENGESELLSCHAFT
发明人
分类号
B61L29/28
主分类号
B61L29/28
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