Africa As A Platform on X: "#TechFact The first mechanical alarm clock could only ring at 4 a.m. invented by Levi Hutchins in 1787. It wasn't until 1876 that a wind-up alarm
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CodeOver Labs Pvt. Ltd. - #DID_YOU_KNOW The first alarm clock invented by #Levi Hutchins in #1787 could only ring at #one_time. Literally, one time! at #4 a.m. It wasn't #until_1876 that a
How Did People Wake Up Before Alarm Clocks Were Invented?
A 2,000-Year History of Alarm Clocks - Atlas Obscura
How Did People Wake Up Before Alarm Clocks Were Invented?
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