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发明名称
PEIZOELECTRIC CERAMIC COMPOUNDS
摘要
申请公布号
GB2029396(A)
申请公布日期
1980.03.19
申请号
GB19790025931
申请日期
1979.07.25
申请人
TOKO INC
发明人
分类号
C04B35/49;C04B35/491;H01B3/12;H01L41/187;(IPC1-7):C04B35/49
主分类号
C04B35/49
代理机构
代理人
主权项
地址
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