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经营范围
发明名称
PIEZOID OF PIEZOELECTRICAL RESONATOR
摘要
申请公布号
SU1737703(A1)
申请公布日期
1992.05.30
申请号
SU19904853630
申请日期
1990.07.19
申请人
V ZAOCHNYJ POLT INII "FONON"
发明人
LITVINOV VALENTIN P,SU;VASILEV ALEKSANDR M,SU;VORONTSOV PAVEL I,SU;YAKUNIN YURIJ P,SU
分类号
H03H9/15
主分类号
H03H9/15
代理机构
代理人
主权项
地址
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