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Was an invention by Philipp Reis inspired by a French article in 1854 (by Charles Bourseul) on how to create microphone-like devices
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A telephone exchange is a telecommunications system used in the public switched telephone network or in large enterprises.
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Speaking to other people over radio waves.
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implements a signaling technology in telecommunications known as pulse dialing.
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Uses real-time video and audio
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A list shows items. A timeline shows sequence.
Use Timetoast to make dates, milestones, and turning points easier to understand in a clear visual format. Timetoast is a timeline maker for work, school, research, and stories.