Computer security hardware to protect computers and networks from electronic intrusion

Toner cartridges, filled; Toner for photocopiers and printers

Duplicating and replacement supplies, namely, photocopier toner, photocopier toner cartridges, and computer printer cartridges

Document copying services including digital printing

Scanning and imaging of documents; Facilities management, namely providing in-house personnel and/or office equipment for in-house copying

photocopier chemicals