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发明名称
Lock washer
摘要
申请公布号
US2158378(A)
申请公布日期
1939.05.16
申请号
US19370132053
申请日期
1937.03.20
申请人
ILLINOIS TOOL WORKS
发明人
OLSON CARL G.
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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