Multi-layer printed circuit board,申请号US19890330293-传众专利搜索

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发明名称	Multi-layer printed circuit board
摘要
申请公布号	US4928061(A)	申请公布日期	1990.05.22
申请号	US19890330293	申请日期	1989.03.29
申请人	INTERNATIONAL BUSINESS MACHINES CORPORATION	发明人	DAMPIER, MICHAEL S.;PRILIK, RONALD J.;RAPOPORT, NORMAN R.
分类号	H05K3/46;G01R31/26;G01R31/28;H05K1/00;H05K1/11;H05K3/40	主分类号	H05K3/46
代理机构		代理人
主权项
地址

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