发明名称 |
Method for improving the inspection of printed circuit boards |
摘要 |
An improved method is provided for the visual inspection of printed circuit boards to determine the continuity or discontinuity of the circuits. In the method the circuit boards are treated in an electrolytic bath to cause an electrochemical change in the color of the continuous circuits versus the discontinuous circuits.
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申请公布号 |
US4427496(A) |
申请公布日期 |
1984.01.24 |
申请号 |
US19800115379 |
申请日期 |
1980.01.25 |
申请人 |
RCA CORPORATION |
发明人 |
KATZ, GEORGE |
分类号 |
G01N21/91;G01N27/00;G01R31/28;H05K1/02;(IPC1-7):G01N27/26 |
主分类号 |
G01N21/91 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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