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经营范围
发明名称
Changement de vitesse dynamique
摘要
申请公布号
FR38466(E)
申请公布日期
1931.06.06
申请号
FRD38466
申请日期
1930.03.18
申请人
发明人
BOURQUIN EDGARD
分类号
F16H61/02
主分类号
F16H61/02
代理机构
代理人
主权项
地址
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