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经营范围
发明名称
PIEZOELECTRIC BUZZER
摘要
申请公布号
JPH02251898(A)
申请公布日期
1990.10.09
申请号
JP19890073284
申请日期
1989.03.24
申请人
TAIYO YUDEN CO LTD
发明人
KOGURE MIYOSHI;KANAI YASUHIRO
分类号
G10K9/18;G10K9/122;G10K9/22
主分类号
G10K9/18
代理机构
代理人
主权项
地址
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