Manufacture of pure bismuth,申请号US19610101982-传众专利搜索

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发明名称	Manufacture of pure bismuth
摘要
申请公布号	US3218159(A)	申请公布日期	1965.11.16
申请号	US19610101982	申请日期	1961.04.10
申请人	LA SOCIETE LES PRODUITS SEMI-CONDUCTEURS	发明人	CHAMP ROGER
分类号	C22B30/06	主分类号	C22B30/06
代理机构		代理人
主权项
地址

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