Уплотнение для труб,申请号SU19410330912-传众专利搜索

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发明名称	Уплотнение для труб
摘要
申请公布号	SU64440(A1)	申请公布日期	1944.11.30
申请号	SU19410330912	申请日期	1941.02.11
申请人	VDOVICHENKO D.P.	发明人	VDOVICHENKO D.P.
分类号	F16J15/08	主分类号	F16J15/08
代理机构		代理人
主权项
地址

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