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发明名称
ULTRASCHALLWANDLER
摘要
申请公布号
DE2742492(A1)
申请公布日期
1978.09.28
申请号
DE19772742492
申请日期
1977.09.21
申请人
TODA,KOHJI
发明人
TODA,KOHJI
分类号
G10K11/32;(IPC1-7):H04R17/00;G01N29/04;H04R1/32
主分类号
G10K11/32
代理机构
代理人
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