SEALING UNION PIECE FOR VACUUM CONDUITSUBOPROVODOV,申请号PL19800223644-传众专利搜索

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发明名称	SEALING UNION PIECE FOR VACUUM CONDUITSUBOPROVODOV
摘要
申请公布号	PL121703(B2)	申请公布日期	1982.05.31
申请号	PL19800223644	申请日期	1980.04.21
申请人		发明人
分类号	F16J;F16J15/04;F16L;F16L19/02;(IPC1-7):F16L19/02	主分类号	F16J
代理机构		代理人
主权项
地址

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