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发明名称
Flexible and expansible band
摘要
申请公布号
US2521144(A)
申请公布日期
1950.09.05
申请号
US19480024511
申请日期
1948.05.01
申请人
BERGH BROS. CO., INC.
发明人
BERGH GEORGE G.
分类号
A44C5/04
主分类号
A44C5/04
代理机构
代理人
主权项
地址
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