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发明名称
Nut lock
摘要
申请公布号
US2105401(A)
申请公布日期
1938.01.11
申请号
US19350019291
申请日期
1935.05.01
申请人
WILLIAM BOYER EARL
发明人
BOYER EARL WILLIAM
分类号
F16B39/08
主分类号
F16B39/08
代理机构
代理人
主权项
地址
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