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发明名称
Perfectionnements au mécanisme de roue libre pour bicyclettes
摘要
申请公布号
FR694355(A)
申请公布日期
1930.12.03
申请号
FRD694355
申请日期
1930.04.24
申请人
发明人
HAAS ERNEST
分类号
F16D41/26
主分类号
F16D41/26
代理机构
代理人
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