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发明名称
Process for forming magnetic elements
摘要
申请公布号
US1775981(A)
申请公布日期
1930.09.16
申请号
US19290331902
申请日期
1929.01.11
申请人
WARNER ELECTRIC BRAKE CORPORATION
发明人
WARNER ARTHUR P.
分类号
H01F3/14;H01F41/02
主分类号
H01F3/14
代理机构
代理人
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地址
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