Alma
RONDEAU
Born: 19 May 1894 in Saint-Eugène-de-Grantham, Saint-Eugène, Drummond, Quebec, Canada
Joseph Henri RIVET
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Birth — 1894
In 1906, Reginald Fessenden made the first AM radio broadcast on December 24th. This event marked a significant advancement in radio technology, paving the way for the modern broadcasting industry. 1913 - The assembly line is invented (Henry Ford, United States)1922 Birth of Child 1934 - The metal beverage can is invented (American Can Co., United States) 1940 - April - 1st electron microscope demonstrated (RCA), Philadelphia, Pennsylvania, USA
1944 Marriage of Child The microwave oven was invented accidentally in 1945 by Percy Spencer, a Raytheon engineer. While testing a magnetron, he noticed microwaves melted a candy bar in his pocket. Experimenting further, he discovered microwaves could cook food quickly. Raytheon patented the process, and by 1947, they built the first commercial microwave oven, called the 'Radarange.' Initially used in commercial settings, microwaves becomes affordable for home use by the 1960s and 1970s, revolutionizing cooking.
1955 Death of Spouse/Partner The cell phone was invented by Martin Cooper of Motorola. On April 3, 1973, he made the first handheld mobile phone call with the Motorola DynaTAC. This device weighed 2.5 pounds and was 10 inches long, offering 30 minutes of talk time and requiring 10 hours to charge. The first commercial cell phone was released in 1983, revolutionizing communication and leading to the modern smartphones we use today.Death — 1981View charts and other tools for this ancestor and family.
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