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发明名称
VERFAHREN UND PIEZOELEKTRISCHER WANDLER ZUM SENDEN ODER EMPFANGEN VON SCHALLWELLEN
摘要
申请公布号
DE2617702(A1)
申请公布日期
1976.11.04
申请号
DE19762617702
申请日期
1976.04.23
申请人
L'ETAT FRANCAIS REPRESENTE PAR LE DELEGUE MINISTERIEL POUR L'ARMEMENT
发明人
MAURICE CLUZEL,PHILIPPE HENRI;GEORGES QUIVY,MICHEL
分类号
B06B1/06;(IPC1-7):H04R17/00;H04R1/44
主分类号
B06B1/06
代理机构
代理人
主权项
地址
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