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发明名称
Chain construction
摘要
申请公布号
US2798381(A)
申请公布日期
1957.07.09
申请号
US19540431682
申请日期
1954.05.24
申请人
SIVERSON HARRY E
发明人
SIVERSON HARRY E.
分类号
B27B33/14;F16G13/06
主分类号
B27B33/14
代理机构
代理人
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