![D&CG: LESSON 9. Application of computers for design CAD, define, benefits, system components and computer hardware for CAD, display, input and output devices D&CG: LESSON 9. Application of computers for design CAD, define, benefits, system components and computer hardware for CAD, display, input and output devices](http://ecoursesonline.iasri.res.in/pluginfile.php/2789/mod_page/content/1/Module%203%20Lesson%209%20Fig%2C9.5.Joysticks%2CTrackballs%20and%20Thumbwheels.jpg)
D&CG: LESSON 9. Application of computers for design CAD, define, benefits, system components and computer hardware for CAD, display, input and output devices
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Logitech ERGO M575 Wireless Trackball Mouse - Easy thumb control, precision and smooth tracking, ergonomic comfort design, for Windows, PC and Mac with Bluetooth and USB capabilities - Grey : Amazon.co.uk: Computers
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