| |||
| 바코드 스캐너 (An optical device that uses a laser beam to read and interpret bar codes, such as the Universal Product Codes, found on grocery products and other retail items) | |||
| |||
| 바코드 스캐너 (An optical device that uses a laser beam to read and interpret bar codes, such as the Universal Product Codes, found on grocery products and other retail items) | |||
