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发明名称
SHEET FEEDING DEVICE
摘要
申请公布号
US3674255(A)
申请公布日期
1972.07.04
申请号
USD3674255
申请日期
1970.10.28
申请人
COMMERCIAL ENVELOPE MFG. INC.
发明人
ALVIN ARNELL
分类号
B65H3/10;(IPC1-7):B65H3/10
主分类号
B65H3/10
代理机构
代理人
主权项
地址
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