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发明名称
摘要
申请公布号	PL204945(A1)	申请公布日期	1980.01.14
申请号	PL19780204945	申请日期	1978.02.25
申请人	WYZSZA SZKOLA INZYNIERSKA	发明人	KARPINSKI TADEUSZ;WOJTKUN JAN
分类号	B21C;(IPC1-7):B21C/	主分类号	B21C
代理机构		代理人
主权项
地址

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