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发明名称
Strap tightener
摘要
申请公布号
US1920739(A)
申请公布日期
1933.08.01
申请号
US19320639509
申请日期
1932.10.25
申请人
BERNARD ARTHUR F
发明人
BERNARD ARTHUR F.
分类号
A44C5/24
主分类号
A44C5/24
代理机构
代理人
主权项
地址
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