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经营范围
发明名称
Druckfarbe mit magnetischen Farbstoffteilchen
摘要
申请公布号
DE1144743(B)
申请公布日期
1963.03.07
申请号
DE1959J017392
申请日期
1959.12.17
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
BLAKE CARL B.;MILLER LEWIS F.
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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