| Manufacturer | Lexmark |
| Also Known As | |
| T 640 dT n / T 640-dT n / T 640dT n / T-640 dT n / T640 dT n / T640dTn | |
| Part Numbers | 20G0400 |
| Duty Cycle | 200 000 Pages |
| Introduction Year | 2005 |
Company
Lexmark International, Inc. is a privately held American company that manufactures laser printers and imaging products. The company is headquartered in Lexington, Kentucky.
Website : http://www.lexmark.com/
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