APERFEICOAMENTOS EM OU RELATIVOS A DIFUSOR DE SOM,申请号BR19760004329-传众专利搜索

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发明名称	APERFEICOAMENTOS EM OU RELATIVOS A DIFUSOR DE SOM
摘要
申请公布号	BR7604329(A)	申请公布日期	1978.01.31
申请号	BR19760004329	申请日期	1976.06.28
申请人	PISETTA C	发明人	PISETTA C
分类号	G10K13/00;H04R7/00;(IPC1-7):G10K13/00	主分类号	G10K13/00
代理机构		代理人
主权项
地址

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