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发明名称
PAPER BOX OPENING MACHINE
摘要
申请公布号
CA354372(A)
申请公布日期
1935.11.26
申请号
CAD354372
申请日期
申请人
WILLIAM P. STEIN
发明人
WILLIAM P. STEIN
分类号
主分类号
代理机构
代理人
主权项
地址
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