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发明名称
Système de changement de vitesses par engrenages à diamètre variable
摘要
申请公布号
FR47738(E)
申请公布日期
1937.06.22
申请号
FRD47738
申请日期
1936.11.06
申请人
发明人
CHEVRIER JEAN
分类号
F16H29/16
主分类号
F16H29/16
代理机构
代理人
主权项
地址
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