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经营范围
发明名称
Envelope machine
摘要
申请公布号
US2693957(A)
申请公布日期
1954.11.09
申请号
US19510232340
申请日期
1951.06.19
申请人
WELSH ORMONDE P
发明人
WELSH ORMONDE P.
分类号
B31B1/06
主分类号
B31B1/06
代理机构
代理人
主权项
地址
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