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Productivity improving technologies - Wikipedia

Productivity improving technologies date back to antiquity, with rather slow progress until the late Middle Ages. Important examples of early to medieval European technology include the water wheel, the horse collar, the spinning wheel, the three-field system (after 1500 the four-field systemsee Crop rotation) and the blast furnace. All of these technologies had been in use in China, some

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Paul Knapp Collection - Craftsmanship Museum

The Joe Martin Foundation. Presents the. The Miniature Engineering Museum Collection of Internal Combustion Engines, External Combustion Engines, Cars, Boats, Airplanes, and more

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Engineering - UK Export News

Fulton VSRT Promises Highest Efficiencies And Ultra-Low Nox Emissions And Now Comes With A 10-Year Warranty The VSRT from Fulton the companys all-new vertical spiral-rib tubeless steam boiler already boasts ultra-low NOx emissions and high efficie read more >>

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Wrought iron - Wikipedia

Wrought iron is an iron alloy with a very low carbon (less than 0.08%) content in contrast to cast iron (2.1% to 4%). It is a semi-fused mass of iron with fibrous slag inclusions (up to 2% by weight), which gives it a "grain" resembling wood that is visible when it is etched or bent to the point of failure. Wrought iron is tough, malleable, ductile, corrosion-resistant and easily welded.

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wits.worldbank.org

SITC 4 SITC 3 SITC 2 SITC 1 S1 0 Total Total Trade 1 Food and live animals 2 00 Live animals 3 000 UN Special Code 001 4 0010 0011 Bovine cattle including buffaloes

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1914 Bailey From an advertisement in the September 13, 1913 Boston Evening Transcript newspaper Comparing the Bailey Electric car with others of the period, it was the best in its field with a range of 100-130 miles at a top speed of 20 mph.

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An ISO 9001 certified company, designs and manufactures a complete line of viscometers, electronic balances, scales, weighing indicators and controllers for pharmacy, laboratory, food service and industrial applications, as well as advanced electronic blood pressure monitoring equipment for both home health care and professional markets.

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