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发明名称
MELODY DEVICE FOR ELECTRIC TYPEWRITER
摘要
申请公布号
KR880001752(Y1)
申请公布日期
1988.05.11
申请号
KR19840014433U
申请日期
1984.12.29
申请人
SAMSUNG ELECTRONIC CO., LTD.
发明人
CHI TAE-WANG
分类号
B41J1/00;(IPC1-7):B41J1/00
主分类号
B41J1/00
代理机构
代理人
主权项
地址
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