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The first cell phone was invented by Martin Cooper.
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The phones were still large in size.
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They began to look a little smaller in size and more flexible.
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Starting to look more like a flip phone.
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Beginning to look more smaller with an better visual screen
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Phones are thinner, flexible, and screens are larger..
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Phones are completely touch screen, the screens are full view size, and more advanced with technology
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.