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经营范围
发明名称
ARCHITECTURE DRAWING SYSTEM
摘要
申请公布号
JPH03260775(A)
申请公布日期
1991.11.20
申请号
JP19900059164
申请日期
1990.03.09
申请人
NEC CORP
发明人
TSUCHIDA TAKESHI
分类号
E04H1/00;G06F17/50
主分类号
E04H1/00
代理机构
代理人
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地址
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