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Alexander Miles, a Duluth barber, patented an elevator door mechanism in 1887; a flexible belt and levers helped automate the shaft and car doorsIn 1887, barber Alexander Miles revolutionized the elevator experience by inventing an automatic door system, ensuring safety and convenien...- Alfred Cralle, a Pittsburgh porter, patented his ice-cream mold and disher in 1897; its thumb-operated scraper let servers dish 40 to 50 plates a minuteAlfred L. Cralle, a Black American inventor, patented the ice cream scoop in 1897. His simple yet effective design revolutionized ice cream...
- Frustrated BJP distorting history to hide black past: Ashok ChavanThe Maharashtra Pradesh Congress Committee president Ashok Chavan added that BJP leaders needed "psychiatric treatment".
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