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Home › Developing roller having crown-shaped electro-conductive layer with outer surface providing electrically insulating first regions adjacent to second regions having higher conductivity

Developing roller having crown-shaped electro-conductive layer with outer surface providing electrically insulating first regions adjacent to second regions having higher conductivity

US Patent 10831126 · Granted Nov 10, 2020

Estimated economic value: $23,000 ⓘ

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