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经营范围
发明名称
Dispositif destiné au réglage de la circulation
摘要
申请公布号
FR38301(E)
申请公布日期
1931.05.12
申请号
FRD38301
申请日期
1930.02.12
申请人
发明人
HUIZINGA WILLEM
分类号
G08G1/096
主分类号
G08G1/096
代理机构
代理人
主权项
地址
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