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发明名称
Clamp for gripping the adjacent edges of sheet material
摘要
申请公布号
US2281522(A)
申请公布日期
1942.04.28
申请号
US19400332938
申请日期
1940.05.02
申请人
ARMSTRONG CORK COMPANY
发明人
JAYNES HARRY R.
分类号
B65H21/00
主分类号
B65H21/00
代理机构
代理人
主权项
地址
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