Amazing fact about the invention of the lighter
The cigarette lighter was invented before the match.
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- When were area codes created?
“US telephone area codes were created in 1947 to make long-distance dialing easier.”
Reference: Smithsonian Magazine
More facts about the United States.
More united states facts
When did Alexander Graham Bell patent the telephone?
Alexander Graham Bell received his patent for the telephone on March 7, 1876.
Microwaves in U.S. households
In 1978, only eight percent of U.S. households had microwave ovens. As of 2006 over 80 percent have them.