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US07754417B2 Printed circuits and method for making same 失效
印刷电路及其制作方法

Printed circuits and method for making same
Abstract:
A method for making printed circuits and printed circuit boards which includes coating a non-metallized substrate and plating an image of a desired circuit design directly onto the coated substrate without the need to image the circuit design on an intermediate silver halide polyester film or diazo and utilizing existing imaging, developing and etching subtractive techniques in conventional printed circuit board processing.
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