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发明名称
Apparatus for opening bags
摘要
申请公布号
US2843988(A)
申请公布日期
1958.07.22
申请号
US19550480966
申请日期
1955.01.10
申请人
MILLPRINT, INC.
发明人
THOMPSON WALTER S.;ROSEN SHY
分类号
B65B43/30
主分类号
B65B43/30
代理机构
代理人
主权项
地址
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