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发明名称
BINDING MECHANISM FOR A LOOSE-LEAF BINDER
摘要
申请公布号
GB1601012(A)
申请公布日期
1981.10.21
申请号
GB19780010540
申请日期
1978.03.16
申请人
LACOURT D
发明人
分类号
B42F13/42;B42F13/16;(IPC1-7):B42F13/32
主分类号
B42F13/42
代理机构
代理人
主权项
地址
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