DISPOSITIVO A VALVOLA SFERICA CHE EVITA IL PASSACCIO DELL'ARIA NELLE CONDOTTE,申请号IT19850042010-传众专利搜索

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发明名称	DISPOSITIVO A VALVOLA SFERICA CHE EVITA IL PASSACCIO DELL'ARIA NELLE CONDOTTE
摘要
申请公布号	IT1218455(B)	申请公布日期	1990.04.19
申请号	IT19850042010	申请日期	1985.10.25
申请人	PIRROTTA RAFFAELE	发明人	PIRROTTA RAFFAELE
分类号	F16K;(IPC1-7):F16K/	主分类号	F16K
代理机构		代理人
主权项
地址

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