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经营范围
发明名称
Electromagnetic coils
摘要
申请公布号
US3068435(A)
申请公布日期
1962.12.11
申请号
US19540424001
申请日期
1954.04.19
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
JR. CHESTER H. OLIVER,;ZACK ALBERT
分类号
H01F30/10
主分类号
H01F30/10
代理机构
代理人
主权项
地址
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