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发明名称
Envelope
摘要
申请公布号
US3341109(A)
申请公布日期
1967.09.12
申请号
US19660568079
申请日期
1966.05.25
申请人
ELLENBOGEN HERBERT A
发明人
ELLENBOGEN HERBERT A.
分类号
B65D27/16;G09F3/18
主分类号
B65D27/16
代理机构
代理人
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地址
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