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发明名称
PIEZOELECTRIC RESONATOR
摘要
申请公布号
GB8431814(D0)
申请公布日期
1985.01.30
申请号
GB19840031814
申请日期
1984.12.17
申请人
NIHON DEMPA KOGYO CO LTD
发明人
分类号
H03H9/19;H03H9/02;H03H9/10
主分类号
H03H9/19
代理机构
代理人
主权项
地址
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