answers: 1977
context: had in fact disclosed his Press-on memo sticky notes invention to 3M. Arthur Fry Arthur Fry (born 19 August 1931) is a retired American inventor and scientist. He is credited as the co-creator of the Post-it Note, an item of office stationery manufactured by 3M. As of 2006, Post-it products are sold in more than 100 countries. Fry was born in Minnesota and subsequently lived in Iowa and Kansas City. He received his early education in a one-room rural schoolhouse. In 1953, while still enrolled in undergraduate school, Fry took a job at 3M (then called Minnesota Mining and Manufacturing </s> Sony Walkman, and Post-it Notes. Gabe placed the bulk of the team's money on the answer "Post-it notes." The correct answer was then revealed to be Sony Walkman. Later, viewers began to dispute the accuracy of the question because of information on the Internet that indicated Post-It Notes were "launched" or "introduced" under the name "Press 'N Peel" in four cities in 1977, based on an interview with the inventors of the Post-It Note published in the "Financial Times". On April 6, 1980, the product debuted in US stores as "Post-It Notes." The Sony Walkman went on sale in Japan </s> not easily adhere. The Post-It Extreme Notes were specifically designed with work environments like construction and manufacturing in mind. Inventor Alan Amron has made claims to be the inventor who in 1973 disclosed the technology used on the Post-it Note to 3M in 1974. His 1997 suit against 3M was settled and 3M paid Amron. As part of the settlement, Amron undertook not to make future claims against the company except if ever a breach of the settlement agreement should occur. However, in 2016, he launched a further suit against 3M, asserting that 3M were wrongly claiming to be the
question: when was the post it note first sold