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经营范围
发明名称
Frein auto-régulateur de l'effort de freinage
摘要
申请公布号
FR48806(E)
申请公布日期
1938.07.12
申请号
FRD48806
申请日期
1937.02.18
申请人
发明人
HALLOT PAUL
分类号
B60T8/74
主分类号
B60T8/74
代理机构
代理人
主权项
地址
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