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经营范围
发明名称
Variateur de vitesse
摘要
申请公布号
FR925512(A)
申请公布日期
1947.09.05
申请号
FRD925512
申请日期
1946.04.11
申请人
发明人
POTRON ROLAND
分类号
F16D31/02
主分类号
F16D31/02
代理机构
代理人
主权项
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