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经营范围
发明名称
PIEZOOELECTRIC TRANSDUCER
摘要
申请公布号
JPS5443491(A)
申请公布日期
1979.04.06
申请号
JP19770109691
申请日期
1977.09.12
申请人
RION CO
发明人
OKAHARA HIDENA;HASHIMOTO TAKEHIRO
分类号
H01L41/107;H01L41/08
主分类号
H01L41/107
代理机构
代理人
主权项
地址
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