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发明名称
Changement de vitesse
摘要
申请公布号
FR940503(A)
申请公布日期
1948.12.15
申请号
FRD940503
申请日期
1947.01.23
申请人
发明人
JACQUET FELICIEN
分类号
F16D31/02
主分类号
F16D31/02
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代理人
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