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发明名称
ELECTRONIC BLACKBOARD DEVICE
摘要
申请公布号
JPS62161599(A)
申请公布日期
1987.07.17
申请号
JP19860004557
申请日期
1986.01.13
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
URAIRI KENICHIROU;DEGUCHI KAZUO;KASHIMA MASANORI
分类号
B43L1/04;G06F3/033;G06F3/041
主分类号
B43L1/04
代理机构
代理人
主权项
地址
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