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发明名称
Paper threader
摘要
申请公布号
US1992751(A)
申请公布日期
1935.02.26
申请号
US19330654734
申请日期
1933.02.01
申请人
AMERICAN MACHINE & FOUNDRY COMPANY
发明人
JENSEN THORMOD
分类号
B65B41/12
主分类号
B65B41/12
代理机构
代理人
主权项
地址
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