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发明名称
écrou indesserrable
摘要
申请公布号
FR771735(A)
申请公布日期
1934.10.15
申请号
FRD771735
申请日期
1934.03.27
申请人
发明人
DAVID
分类号
F16B39/04
主分类号
F16B39/04
代理机构
代理人
主权项
地址
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