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发明名称
DISPOSITIVO ELETTROMECCANICO ATTO ALLA GENERAZIONE DI ONDE DI PRESSIONE A FREQUENZA ULTRASONICACHE IMPIEGA UN NASTRO DI MATERIALE MAGNETOSTRITTIVO A PIEGHE
摘要
申请公布号
IT1084239(B)
申请公布日期
1985.05.25
申请号
IT19770027612
申请日期
1977.09.16
申请人
INDUSTRIALE MARIN SPA
发明人
分类号
H04R;(IPC1-7):H04R/
主分类号
H04R
代理机构
代理人
主权项
地址
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