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发明名称
Perfectionnements aux changements de vitesse continus
摘要
申请公布号
FR809151(A)
申请公布日期
1937.02.25
申请号
FRD809151
申请日期
1936.06.29
申请人
发明人
LAILLE RENE;ROBERT GUY
分类号
F16H29/18
主分类号
F16H29/18
代理机构
代理人
主权项
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