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经营范围
发明名称
OPTICAL FLIP-FLOP
摘要
申请公布号
JPS6440932(A)
申请公布日期
1989.02.13
申请号
JP19870197877
申请日期
1987.08.07
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
YAMAGUCHI MASAYASU
分类号
G02F3/00;G02F1/35;G02F3/02;H03K3/42
主分类号
G02F3/00
代理机构
代理人
主权项
地址
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