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Lenovo ThinkPad T420s Intel i5-2540M 2.60GHz 4 GB RAM No HDD W/ Battery Laptop – I.E.T. INDUSTRIAL ANTONIO PRIETO – SINCELEJO, SUCRE
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Lenovo ThinkPad T420s RAM Replacement - iFixit Repair Guide
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Lenovo ThinkPad T420s 4174 - Intel Core i5 2520M / 2.5 GHz - vPro - Win 7 Pro 64-bit - HD Graphics 3000 - 4 GB RAM - 320 GB HDD - DVD-Writer - 14" 1600 x 900 (HD+) - Walmart.com
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CMS 4GB (1X4GB) DDR3 12800 1600MHz NON ECC SODIMM Memory Ram Compatible with Lenovo Thinkpad T420S 4170-Xxx Series - A25 - Walmart.com
Lenovo Thinkpad T420s review
Lenovo ThinkPad T420s Intel i5-2540M 2.60GHz 4 GB RAM No HDD W/ Battery Laptop – I.E.T. INDUSTRIAL ANTONIO PRIETO – SINCELEJO, SUCRE
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Lenovo ThinkPad T420s Intel i5-2540M 2.60GHz 4 GB RAM No HDD W/ Battery Laptop – I.E.T. INDUSTRIAL ANTONIO PRIETO – SINCELEJO, SUCRE
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