Origin era places a technology method in the period when it was actually first put into practice. Wikipedia notes "Olds patented the assembly line concept, which he put to work in his Olds Motor Vehicle Company factory in 1901," more than a decade before Ford's better-known version. Browsing by origin era shows how long a method has actually been in use before it became famous.
Facts
Comparison
Main Engineering Branch Field Founding Era Origin Era
Sources
1. Wikipedia: Engineering
WikipediaIntroduction, traditional disciplinesQuote, Introduction, traditional disciplines
The traditional disciplines of engineering are civil, mechanical, electrical, and chemical.
2. Wikipedia: Metallurgy
WikipediaEtymology, late 19th century definition extensionQuote, Etymology, late 19th century definition extension
In the late 19th century, metallurgy's definition was extended to the more general scientific study of metals, alloys, and related processes.
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