HOERSPRECHGARNITUR ZUR VERWENDUNG AN EINEM SCHUTZHELM,申请号DE19792921434-传众专利搜索

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发明名称	HOERSPRECHGARNITUR ZUR VERWENDUNG AN EINEM SCHUTZHELM
摘要
申请公布号	DE2921434(A1)	申请公布日期	1980.11.27
申请号	DE19792921434	申请日期	1979.05.26
申请人	PEIKER,HEINRICH	发明人	PEIKER,HEINRICH
分类号	A42B3/30;H04M1/05;H04R1/10;(IPC1-7):H04R1/02	主分类号	A42B3/30
代理机构		代理人
主权项
地址

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