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发明名称
PIEZOELECTRIC CERAMIC MATERIAL AND PROCESS OF PREPARATION OF SAME
摘要
申请公布号
CA806719(A)
申请公布日期
1969.02.18
申请号
CAD806719
申请日期
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
发明人
SHIGERU HAYAKAWA;HIROMU OUCHI;KANEOMI NAGASE
分类号
主分类号
代理机构
代理人
主权项
地址
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