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发明名称
Commande par pédale du dispositif du changement de vitesse pour bicyclettes
摘要
申请公布号
FR927138(A)
申请公布日期
1947.10.21
申请号
FRD927138
申请日期
1946.05.21
申请人
发明人
KISSLING KARL
分类号
B62M1/00
主分类号
B62M1/00
代理机构
代理人
主权项
地址
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