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发明名称	VALVE
摘要
申请公布号	PL270304(A1)	申请公布日期	1989.06.12
申请号	PL19880270304	申请日期	1988.01.25
申请人	TYSZKA JERZY	发明人	TYSZKA JERZY
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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