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发明名称
Rondelle-crampon de blocage pour tirefonds, écrous, vis, goujons et autres applications analogues
摘要
申请公布号
FR39510(E)
申请公布日期
1931.11.30
申请号
FRD39510
申请日期
1930.05.24
申请人
发明人
CHEVALLEY CHARLES
分类号
F16B39/24
主分类号
F16B39/24
代理机构
代理人
主权项
地址
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