for cancelling or correcting errors by overprinting

Full Title

Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for > Devices, non-fluid media or methods for cancelling, correcting errors, underscoring or ruling > for cancelling or correcting errors by overprinting

Child Classifications

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• B41J 29/367 sheet media carrying a pigmented transferable correction layer
• B41J 29/373 sheet media bearing an adhesive layer effective to lift off wrongly typed characters