DISPOSITIVO PACKER IDRAULICO-MECCANICO A DOPPIO EFFETTO.,申请号IT1992TO00931-传众专利搜索

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发明名称	DISPOSITIVO PACKER IDRAULICO-MECCANICO A DOPPIO EFFETTO.
摘要
申请公布号	ITTO920931(A1)	申请公布日期	1994.05.19
申请号	IT1992TO00931	申请日期	1992.11.18
申请人	TREVI S.P.A.	发明人	TREVISANI DAVIDE
分类号	E02D	主分类号	E02D
代理机构		代理人
主权项
地址

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