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Etch A Sketch. Etch A Sketch is a mechanical drawing toy invented by André Cassagnes of France and subsequently manufactured by the Ohio Art Company. [1] It is now owned by Spin Master of Toronto, Ontario, Canada . An Etch A Sketch has a thick, flat gray screen in a red plastic frame. There are two white knobs on the front of the frame in the ...
André Cassagnes (September 23, 1926 – January 16, 2013) was a French inventor, electrical technician, toymaker, and kite designer. Cassagnes is best known as the inventor of the Etch A Sketch, a popular mechanical drawing toy manufactured since 2016 by Spin Master, formerly by the Ohio Art Company. [1]
Deep reactive-ion etching. Deep reactive-ion etching ( DRIE) is a special subclass of reactive-ion etching (RIE). It enables highly anisotropic etch process used to create deep penetration, steep-sided holes and trenches in wafers /substrates, typically with high aspect ratios. It was developed for microelectromechanical systems (MEMS), which ...
Markiplier, one of YouTube’s most-followed creators, claims he doesn’t consider the business prospects of his new projects. “I let the lawyers think about that,” he says. “I feel like ...
They deserve their own page, because these electronic "Etch A Sketch" machines were developed to combat the competetors- Nintendo, Atari, Sega (which is why the 2000 played games, and technically was a PORTABLE video game system, debuting a year BEFORE Game Boy or Linx and 2 years before Game Gear!!--75.0.32.63 02:09, 8 November 2011 (UTC)
A plasma etcher, or etching tool, is a tool used in the production of semiconductor devices. A plasma etcher produces a plasma from a process gas, typically oxygen or a fluorine -bearing gas, using a high frequency electric field, typically 13.56 MHz. A silicon wafer is placed in the plasma etcher, and the air is evacuated from the process ...
Direct part marking. Direct part marking ( DPM) is a process to permanently mark parts with product information including serial numbers, part numbers, date codes, and barcodes. This is done to allow the tracking of parts through the full life cycle . The interpretation of 'permanent' often depends on the context the part is used.
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