SCHUTZHUELLE FUER EINE SONAR-SCHALLWANDLERANORDNUNG UND VERFAHREN ZU IHRER HERSTELLUNG,申请号DE19702057812-传众专利搜索

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发明名称	SCHUTZHUELLE FUER EINE SONAR-SCHALLWANDLERANORDNUNG UND VERFAHREN ZU IHRER HERSTELLUNG
摘要
申请公布号	DE2057812(B2)	申请公布日期	1977.04.14
申请号	DE19702057812	申请日期	1970.11.24
申请人		发明人
分类号	B29C39/00;G10K11/00;(IPC1-7):H04R1/44;B29C5/00	主分类号	B29C39/00
代理机构		代理人
主权项
地址

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