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Spirograph is a geometric drawing device that produces mathematical roulette curves of the variety technically known as hypotrochoids and epitrochoids. The well-known toy version was developed by British engineer Denys Fisher and first sold in 1965.
Between 1962 and 1964 he developed various drawing machines from Meccano pieces, eventually producing a prototype Spirograph. Patented in 16 countries, it went on sale in Schofields department store in Leeds in 1965. A year later, Fisher licensed Spirograph to Kenner Products in the United States. In 1967 Spirograph was chosen as the UK Toy of ...
Kenner Products, known simply as Kenner, was an American toy brand owned by Hasbro.Kenner Products began as a toy company founded in 1946, going on to produce several highly recognizable toys and merchandise lines including action figures for the original series of Star Wars, Jurassic Park and Batman as well as die cast models.
Peter Hubert Desvignes (born 29 April 1804, Constantinople, Ottoman Empire; died 27 December 1883 at Hither Green (today Lewisham), Kent, England) was a civil engineer, architect, and inventor. While working for Aloys II, Prince of Liechtenstein , Desvignes oversaw the renovation and reconstruction of the Liechtenstein family seat in Austria.
Spirograph images are hypotrochoids, with curved "sides". Polytopes (like the runcinated 6-simplexes) though have straight line segments. Andy Dingley 15:51, 27 December 2016 (UTC) I did overlook that difference. Thanks. My parents bought me a Spirograph round 1972. 83.85.143.141 16:11, 27 December 2016 (UTC)
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The Easy-Bake Oven is a working toy oven introduced in 1963 and manufactured by Kenner and later by Hasbro. [1] [2] The original toy used a pair of ordinary incandescent light bulbs as a heat source; current versions use a true heating element.
In late 2017, K'NEX was bought out by Basic Fun, Inc., of Florida. Pride Manufacturing, of Burnham, Maine, manufactures Lincoln Logs for Basic Fun, and the rights to the IP are owned by Hasbro. In 2024, Basic Fun filed for Chapter 11 bankruptcy protection. The company will use bankruptcy proceedings to repay its creditors while remaining in ...