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发明名称
METHOD OF CONTROLLING MOVEMENT OF SHEET SECTION FOR ELECTRONIC BLACKBOARD
摘要
申请公布号
JPS62257899(A)
申请公布日期
1987.11.10
申请号
JP19860102904
申请日期
1986.05.02
申请人
RICOH CO LTD
发明人
ISHII TATSUO
分类号
B43L1/04;H04N1/00
主分类号
B43L1/04
代理机构
代理人
主权项
地址
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