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Scottish inventor Scotsman James Watt passed away.
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http://www.timelines.ws/subjects/Technology.HTML "Baron Karl de Drais de Sauerbrun of Germany invented the draisienne." It was the first 2-wheeled, rider-propelled machine. It was then exhibited in Paris in 1818. The exact month and day of creation is unknown
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On May 21st 1819, the first bicycles in The United States were introduced in New York City. The bicycles were also called swift walkers.
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"The lawn mower was invented in England." The exact month and day are unknown http://www.timelines.ws/subjects/Technology.HTML
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http://www.timelines.ws/subjects/Technology.HTML "The 1st US steam engine train run was from Albany to Schenectady, NY."
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Samuel Morse first demonstrated his telegraph in public.
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The "1st telegraph message using dots & dashes was sent in NJ."
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French Photographer "Louis Jacques Mande Daguerre" took the first photo of the Moon
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The first bowling ball was invented.
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http://www.timelines.ws/subjects/Technology.HTML The "1st electric car was built in Toronto. It could go 15 miles between charges."
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Johan Vaaler invented the paper clip. The exact month and day are unknown.
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http://www.timelines.ws/subjects/Technology.HTML "The 1st public elevator began service at London's Earl's Court Metro Station."
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"In Japan, Tokuji Hayakawa developed an improved mechanical pencil. His company became known as the Sharp Corp." The exact day and month are unknown
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"The 1st Polaroid camera was sold in the US" http://www.timelines.ws/subjects/Technology.HTML
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"America’s first 911 emergency telephone system was inaugurated in Haleyville, Ala." http://www.timelines.ws/subjects/Technology.HTML
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http://www.timelines.ws/subjects/Technology.HTML "Apollo 15 astronauts took a drive on the moon in their land rover."
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"Motorola introduced a brick-sized cell phone for $4,000." The exact date and month is unknown. http://www.timelines.ws/subjects/Technology.HTML
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http://www.timelines.ws/subjects/Technology.HTML "Researchers demonstrated a robot that used a “passive-dynamic design" to learn walking step by step like a toddler."
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"Japan’s maglev train set a world speed record during a test run near Mount Fuji, clocking 375 mph." http://www.timelines.ws/subjects/Technology.HTML
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http://www.timelines.ws/subjects/Technology.HTML "Tesla Motors Inc. unveiled Tesla Energy for storage systems or batteries for homes, companies and utilities that will expand its business beyond electric vehicles and tap into a fast-growing area of the energy industry. The smallest 10kWh Powerwall model was priced at $3,500."