MEMBRANA PER OTTENERE UNA VALVOLA DI SFIATO UNIDIREZIONALE E PROCEDIMENTO PER COSTRUIRLA,申请号IT19900003762-传众专利搜索

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发明名称	MEMBRANA PER OTTENERE UNA VALVOLA DI SFIATO UNIDIREZIONALE E PROCEDIMENTO PER COSTRUIRLA
摘要
申请公布号	IT9003762(D0)	申请公布日期	1990.12.04
申请号	IT19900003762	申请日期	1990.12.04
申请人	MARCHI ROMOLO	发明人	MARCHI ROMOLO
分类号	F16K	主分类号	F16K
代理机构		代理人
主权项
地址

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