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经营范围
发明名称
Railway track circuits
摘要
申请公布号
GB831373(A)
申请公布日期
1960.03.30
申请号
GB19580009492
申请日期
1958.03.25
申请人
SOCIETE TECHNIQUE POUR L'INDUSTRIE NOUVELLE, S.A. "STIN"
发明人
分类号
B61L1/18;B61L7/06
主分类号
B61L1/18
代理机构
代理人
主权项
地址
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