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发明名称
Spring lock bolt
摘要
申请公布号
US2138843(A)
申请公布日期
1938.12.06
申请号
US19370174873
申请日期
1937.11.16
申请人
NOEL DUPUIS
发明人
DUPUIS NOEL
分类号
E05B3/02
主分类号
E05B3/02
代理机构
代理人
主权项
地址
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