PERFEZIONAMENTO AI TUBI PIOLINATI E METODO DI FABBRICAZIONE DEGLI STESSI,申请号IT19770019736-传众专利搜索

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发明名称	PERFEZIONAMENTO AI TUBI PIOLINATI E METODO DI FABBRICAZIONE DEGLI STESSI
摘要
申请公布号	IT1079560(B)	申请公布日期	1985.05.13
申请号	IT19770019736	申请日期	1977.01.28
申请人	TROJANI BENITO LUIGI	发明人
分类号	B23K9/20;F28F1/12;F28F1/38;(IPC1-7):B21C/	主分类号	B23K9/20
代理机构		代理人
主权项
地址

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