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5. Play-Doh. Who: Kay Zufall, Brian, Joseph McVicker, Bill Rhodenbaugh When: 1956 . How it was created: The gooey toy kids have been playing with for decades began as a household cleaning product ...
He was found wearing a bearskin cap with a chin strap, made of several hides stitched together, resembling a Russian fur hat without the flaps. [149] [150] [151] 3200 BC: Dry Latrines in the city of Uruk, Iraq, with later dry squat Toilets, that added raised fired brick foot platforms, and pedestal toilets, all over clay pipe constructed drains.
This is a list of lost inventions - technologies whose original capabilities cannot be recreated in the same form anymore. It does not include theoretical inventions. It does not include theoretical inventions.
From the first Apple computer to the COVID-19 vaccine, here are the most revolutionary inventions that were born in the U.S.A. in the past half-century.
Rotating wheel space station; Self-replicating spacecraft; Skyhook; Solar thermal rocket; Space coach [44] Space dock; Space elevator; Space fountain; Space gun; Space mirror; Space tether; Space tug; Spomified asteroid; Stanford torus; Starlifting; Starseed launcher; StarTram; Statite; Stellar engine; Sun scoop; Terraforming; Terrascope [45 ...
According to Encyclopædia Britannica, the polygraph was on its 2003 list of the 325 greatest inventions. [172] 1921 Flowchart. A flowchart is common type of chart, representing an algorithm or process, showing the steps as boxes of various kinds, and their order by connecting these with arrows.
This sub-section is about paper making; for the writing material first used in ancient Egypt, see papyrus.. Paper: Although it is recorded that the Han dynasty (202 BC – AD 220) court eunuch Cai Lun (50 AD – AD 121) invented the pulp papermaking process and established the use of new materials used in making paper, ancient padding and wrapping paper artifacts dating from the 2nd century BC ...
The modern-day provisions of the law applied to inventions are laid out in Title 35 of the United States Code (Ch. 950, sec. 1, 66 Stat. 792). From 1836 to 2011, the United States Patent and Trademark Office (USPTO) has granted a total of 7,861,317 patents [ 7 ] relating to several well-known inventions appearing throughout the timeline below.
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