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经营范围
发明名称
Improvements in magnetic powder and mouldings thereof
摘要
申请公布号
GB650583(A)
申请公布日期
1951.02.28
申请号
GB19480007000
申请日期
1948.03.06
申请人
COMMUNICATION ENGINEERING PTY. LIMITED
发明人
分类号
H01F1/24
主分类号
H01F1/24
代理机构
代理人
主权项
地址
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