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发明名称
Changement de vitesse progressif
摘要
申请公布号
FR776980(A)
申请公布日期
1935.02.08
申请号
FRD776980
申请日期
1933.10.27
申请人
发明人
RAMIN JEAN, ROBERT
分类号
F16H29/00
主分类号
F16H29/00
代理机构
代理人
主权项
地址
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