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发明名称
Perfectionnements aux nagéoires
摘要
申请公布号
FR934068(A)
申请公布日期
1948.05.11
申请号
FRD934068
申请日期
1946.10.01
申请人
发明人
VIDAL RAYMOND
分类号
A63B31/12
主分类号
A63B31/12
代理机构
代理人
主权项
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