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The largest tap and die company to exist in the United States was Greenfield Tap & Die (GTD) of Greenfield, Massachusetts. GTD was so vital to the Allied war effort from 1940–1945 that anti-aircraft guns were placed around its campus in anticipation of possible Axis air attack [citation needed]. The GTD brand is now a part of Widia Products ...
During the 19th and 20th centuries, Greenfield was one of the most important American centers of the tap and die business and was the home of Greenfield Tap & Die Company (GTD). It was designated the county seat when Franklin County was created from Hampshire County in 1811.
The first of these was used around 1911, developed by the Greenfield Tap and Die Corporation, and documented as late as 1922, wherein it was claimed that the 70% of municipalities not already using the NFPA standard threads could convert their couplings to the new standard. [4]
Kennametal was founded in 1938 by Philip M. McKenna in the Latrobe, Pennsylvania area. [3] [4] The company evolved from Vanadium Alloys Steel Company (VASCO), founded in 1910 by the McKenna family with its headquarters in Latrobe, Pennsylvania.
Greenfield agreement, an employment agreement for a new organisation; Greenfield land, a piece of undeveloped land (the opposite of brownfield land) Greenfield project, a project which lacks any constraints imposed by prior work; Greenfield status, a term used after a decommissioned site is restored to its original condition prior to any ...
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