화폐
한국은행 - 에러 지폐 Error banknotes
集賢堂
2019. 2. 4. 16:40
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Bank of Korea, Error banknotes
1. Obstructed Printing Error
2. Cutting Error
3. Gutter Fold Error
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4. Butterfly Fold Error
5. Double Printed Error
6. Security Thread Error
7. Hologram Error
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