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发明名称
LOCK NUT
摘要
申请公布号
CA455349(A)
申请公布日期
1949.03.22
申请号
CAD455349
申请日期
申请人
ILLINOIS TOOL WORK
发明人
EDMOND C. CROWTHER
分类号
主分类号
代理机构
代理人
主权项
地址
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