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发明名称
MANUFACTURE OF PIEZOELECTRIC MATERIAL
摘要
申请公布号
JPH0271569(A)
申请公布日期
1990.03.12
申请号
JP19880222943
申请日期
1988.09.06
申请人
ALPS ELECTRIC CO LTD
发明人
TANAKA SHIGERU
分类号
H01L41/187
主分类号
H01L41/187
代理机构
代理人
主权项
地址
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