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Duracraft was founded in the late 1980s by Tim Chen, Bernard Chiu and Ronald Izen in Southborough, Massachusetts.Duracraft manufactured home appliances such as fans, humidifiers, dehumidifiers and air conditioners in the United States, China, and South America.They were known for selling desk pedestal and window fans.
Page 1 of a 1962 description of a turbo encabulator "made" by GE Page 2 of a 1962 description of a turbo encabulator "made" by GE. An early popular American reference to the turbo encabulator appeared in an article by New York lawyer Bernard Salwen in the April 15, 1946, issue of Time magazine. Part of Salwen's job was to review technical ...
Fengshanche (Chinese: 風扇車 [1]; pinyin: fēngshànchē; lit. 'wind fan vehicle') was a winnowing machine that was used in ancient China to separate the grain from the chaff or seed casings after harvest. The winnowing machine also had a rotary fan which had a blower that had a crank handle to create air to blow away the lighter seed ...
Hyper DA by Symmetry was a Desk Accessory for classic single-tasked Mac OS that allows viewing HyperCard 1.x stacks as added windows in any extant application, and is also embedded into many Claris products (like MacDraw II) to display their user documentation. HyperPad from Brightbill-Roberts was a clone of HyperCard, written for DOS. It makes ...
In materials science and metallurgy, toughness is the ability of a material to absorb energy and plastically deform without fracturing. [1] Toughness is the strength with which the material opposes rupture. One definition of material toughness is the amount of energy per unit volume that a material can absorb before rupturing.