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发明名称
PORTABLE DISPLAY PANEL APPARATUS
摘要
申请公布号
EP0258420(B1)
申请公布日期
1992.07.22
申请号
EP19870901982
申请日期
1987.03.02
申请人
KEMENY, MATTHIAS D.
发明人
KEMENY, MATTHIAS D.
分类号
G09F7/00;E04B2/74;G09F15/00
主分类号
G09F7/00
代理机构
代理人
主权项
地址
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