PIPELINE SEAL DEVICE,申请号SU19904860289-传众专利搜索

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发明名称	PIPELINE SEAL DEVICE
摘要
申请公布号	SU1753177(A1)	申请公布日期	1992.08.07
申请号	SU19904860289	申请日期	1990.08.15
申请人	MO I TEPLOTEKHNIKI	发明人	LOBANOV OLEG A,SU;TUMANOVSKAYA VALENTINA P,SU
分类号	F16L55/11	主分类号	F16L55/11
代理机构		代理人
主权项
地址

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