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经营范围
发明名称
Backward starting locknut.
摘要
申请公布号
EP0372496(B1)
申请公布日期
1993.11.10
申请号
EP19890122417
申请日期
1989.12.05
申请人
MACLEAN-FOGG COMPANY
发明人
HELLON, KEITH
分类号
F16B39/12;F16B39/284;F16B39/34;F16B39/38;(IPC1-7):F16B39/34
主分类号
F16B39/12
代理机构
代理人
主权项
地址
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