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发明名称
Binding element
摘要
申请公布号
US3253603(A)
申请公布日期
1966.05.31
申请号
US19630309075
申请日期
1963.09.16
申请人
GENERAL BINDING CORPORATION
发明人
LEVITAN MAURICE D.
分类号
B42F13/26;B42F13/28
主分类号
B42F13/26
代理机构
代理人
主权项
地址
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