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发明名称
PIEZOELEKTRISCHE KERAMIK
摘要
申请公布号
DE1771975(B1)
申请公布日期
1971.04.08
申请号
DE19681771975
申请日期
1968.08.09
申请人
NIPPON ELECTRIC CO
发明人
TSUBOUCHI NORIO;TAKAHASHI MASAO;OHNO TOMEJI;AKASHI TSUNEO
分类号
C04B35/46;C04B35/48;C04B35/50;C04B35/51;H01L41/187;(IPC1-7):C04B/
主分类号
C04B35/46
代理机构
代理人
主权项
地址
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