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发明名称
Process for producing magnetic ink
摘要
申请公布号
GB861902(A)
申请公布日期
1961.03.01
申请号
GB19590029160
申请日期
1959.08.26
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
H01F41/16
主分类号
H01F41/16
代理机构
代理人
主权项
地址
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