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发明授权
US3689769A Electrophotographic copy process and element produced in same 失效
电子复印工艺和元件生产

Electrophotographic copy process and element produced in same
摘要：
An electrostatic copy process in which the electrostatic charge is applied to a film of a polyester resin and in which charge differential for development of a latent electrostatic image is achieved by exposure to intense ultraviolet radiations.
摘要（中）：

通过暴露于强烈的紫外线辐射，可以实现将静电电荷施加到聚酯树脂的膜上并且其中用于显影静电潜像的电荷差异的静电复印过程。

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