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发明名称
Hook
摘要
申请公布号
US2121908(A)
申请公布日期
1938.06.28
申请号
US19370158438
申请日期
1937.08.10
申请人
ERICK ERICKSEN
发明人
ERICKSEN ERICK
分类号
F16B45/02
主分类号
F16B45/02
代理机构
代理人
主权项
地址
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