- jack chain
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a chain having open links in the form of a figure 8, with one loop at right angles to the other.[1630-40]
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Universalium. 2010.
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Universalium. 2010.
Jack chain — A jack chain is a type of chain made of thin wire, with figure eight shaped links, and loops at right angles to each other. Jack chains are often used to suspend fixtures such as lights or signs, for decorative purposes, or as part of a cable… … Wikipedia
jack chain — noun 1. : a light wire chain whose links are set at right angles to each other resembling a figure eight or having the end of each loop bent round to meet the end of the other loop 2. : an endless toothed chain for moving logs usually from the… … Useful english dictionary
jack-chain — … Useful english dictionary
Chain — For other uses, see: Chain (unit) or Chain (disambiguation). A broad metal chain made of torus shaped links … Wikipedia
jack ladder — noun (nautical) a hanging ladder of ropes or chains supporting wooden or metal rungs or steps • Syn: ↑Jacob s ladder, ↑pilot ladder • Topics: ↑seafaring, ↑navigation, ↑sailing • … Useful english dictionary
Jack C. Hayya — is professor emeritus of management science at the Pennsylvania State University.Education*B.S., Civil Enginering, University of Illinois at Champaign Urbana, 1952 *M.S., Management, California State University, Northridge, 1961 [Hayya, Jack C.… … Wikipedia
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Jack (mascot) — Jack Box The CEO of Jack in the Box, Jack Box First appearance 1993 Created by Dick Sittig … Wikipedia
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Jack Eckerd — (May 16, 1913 May 19, 2004), was a major innovator in drugstore retailing, and a public servant, politician and philanthropist. Eckerd was born in Wilmington, Delaware, and graduated from Culver Military Academy and the Boeing School of… … Wikipedia