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发明名称
TYPEWRITER FOR EMBOSSING BRAILLE DOTS
摘要
申请公布号
GB1211218(A)
申请公布日期
1970.11.04
申请号
GB19670055988
申请日期
1967.12.08
申请人
MASAHARU WATARI
发明人
MASAHARU WATARI
分类号
B41J3/32
主分类号
B41J3/32
代理机构
代理人
主权项
地址
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