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发明名称
TRASDUTTORE ELETTROACUSTICO, UTILIZZABILE IN PARTICOLARE COME SORGENTE DI ONDE ACUSTICHE PER APPLICAZIONI SOTTOMARINE
摘要
申请公布号
IT1232125(B)
申请公布日期
1992.01.23
申请号
IT19890067523
申请日期
1989.06.28
申请人
THOMSON-CSF
发明人
LETICHE MICHEL
分类号
B06B1/06;(IPC1-7):H04R/
主分类号
B06B1/06
代理机构
代理人
主权项
地址
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