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The US military developed GPS tracking for their submarines.
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Hot trends include mobile based GPS tracking
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After the korean air tragedy, GPS tracking is declassified for public use
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Engineers worked to improve size, cost, and accuracy of GPS tracking
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Supporting technology, such as smartphones, emerge
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.