发明授权
US5323701A Screen printing apparatus 失效
丝网印刷设备

Screen printing apparatus
摘要:
An apparatus for screen printing a conductor pattern on a circuit board blank includes a receiving frame having a nest for seating the circuit board blank. The nest includes a porous stone having a surface for supporting the circuit board blank. Air is drawn through the porous stone for urging the circuit board blank against the porous stone. There is further provided a screen printing mechanism for printing on the circuit board blank seated in the nest.
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