LIGACAO DE DERIVACAO,申请号PT19890091643-传众专利搜索

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发明名称	LIGACAO DE DERIVACAO
摘要
申请公布号	PT91643(A)	申请公布日期	1990.03.30
申请号	PT19890091643	申请日期	1989.09.06
申请人	DRAKA POLVA B.V.	发明人	PAULUS A. N. TEN KROODE
分类号	F16L47/34;(IPC1-7):F16L/	主分类号	F16L47/34
代理机构		代理人
主权项
地址

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