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发明名称
Magnetische Markierung ferromagnetischer Gegenstaende
摘要
申请公布号
DE1489214(A1)
申请公布日期
1969.10.09
申请号
DE19641489214
申请日期
1964.09.17
申请人
POSTAL ADMINISTRATION OF THE UNITED KINGDOM OF GREAT BRITAIN AND NORTHERN IRELAND,HER MAJESTY'S POSTMASTER GENERAL
发明人
JAMES CRANK,GEOFFREY;WALLWORK EASTWOOD,GEOFFREY
分类号
H01B13/34
主分类号
H01B13/34
代理机构
代理人
主权项
地址
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