GERAET ZUR AKUSTISCHEN DIFFERENZDRUCKANZEIGE BEI DRUCKLUFTFILTERN,申请号DE19810014058U-传众专利搜索

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发明名称	GERAET ZUR AKUSTISCHEN DIFFERENZDRUCKANZEIGE BEI DRUCKLUFTFILTERN
摘要
申请公布号	DE8114058(U1)	申请公布日期	1981.10.08
申请号	DE19810014058U	申请日期	1981.05.13
申请人		发明人
分类号	B01D46/44;G01L13/00;(IPC1-7):B01D46/44	主分类号	B01D46/44
代理机构		代理人
主权项
地址

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