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发明名称
INDEXING APPLIANCE OF BOOK
摘要
申请公布号
KR900010708(Y1)
申请公布日期
1990.11.30
申请号
KR19880007721U
申请日期
1988.05.25
申请人
LEE HEUI-JUN
发明人
LEE HEUI-JUN
分类号
B42F21/00;(IPC1-7):B42F21/00
主分类号
B42F21/00
代理机构
代理人
主权项
地址
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