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经营范围
发明名称
DONOR ION MODIFIED BATIO3 CAPACITOR AND PROCESS
摘要
申请公布号
US3426249(A)
申请公布日期
1969.02.04
申请号
USD3426249
申请日期
1966.08.01
申请人
SPRAGUE ELECTRIC CO.
发明人
DONALD M. SMYTH
分类号
C04B35/468;H01G4/12;(IPC1-7):H01G9/00;H01G1/00;H01G13/00
主分类号
C04B35/468
代理机构
代理人
主权项
地址
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