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发明名称
Web unrolling apparatus
摘要
申请公布号
US2582820(A)
申请公布日期
1952.01.15
申请号
US19470727485
申请日期
1947.02.10
申请人
JOHN WALDRON CORPORATION
发明人
DICKHAUT CHARLES A.
分类号
D06B23/04
主分类号
D06B23/04
代理机构
代理人
主权项
地址
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