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发明名称
Ring binder mechanism
摘要
申请公布号
AT392610(B)
申请公布日期
1991.05.10
申请号
AT19860001538
申请日期
1986.06.06
申请人
KOLOMAN HANDLER GESELLSCHAFT M.B.H.
发明人
分类号
B42F13/22
主分类号
B42F13/22
代理机构
代理人
主权项
地址
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