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发明名称
Stationery feeding device with retractable pins
摘要
申请公布号
US2401596(A)
申请公布日期
1946.06.04
申请号
US19430513879
申请日期
1943.12.11
申请人
UNITED AUTOGRAPHIC REGISTER CO.
发明人
WINTER CHARLES L.
分类号
B41J11/28
主分类号
B41J11/28
代理机构
代理人
主权项
地址
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