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发明名称
Wafer coil manufacture
摘要
申请公布号
US3011374(A)
申请公布日期
1961.12.05
申请号
US19550545640
申请日期
1955.11.08
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
WALKER FRANK H.;ZACK ALBERT
分类号
B23D27/00
主分类号
B23D27/00
代理机构
代理人
主权项
地址
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