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Home › Drum unit, cartridge, and process cartridge having a coupling member with a movable member and portion for restricting movement of the movable member

Drum unit, cartridge, and process cartridge having a coupling member with a movable member and portion for restricting movement of the movable member

US Patent 10921749 · Granted Feb 16, 2021

Estimated economic value: $54,000 ⓘ

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