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发明名称
Piezoelektrische keramische Massen
摘要
申请公布号
DE1964283(A1)
申请公布日期
1970.07.30
申请号
DE19691964283
申请日期
1969.12.22
申请人
TOKO,INC.
发明人
OMORI,YASUO
分类号
C04B35/46;C04B35/48;C04B35/50;C04B35/51
主分类号
C04B35/46
代理机构
代理人
主权项
地址
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