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Originally named Allen Manufacturing Company, the business produced hexagonal set screws and wrenches to fasten them. The terms "Allen wrench" (American English) and "Allen key" (British English) [ 3] are derived from the Allen brand name and refer to the generic product category "hex keys". W.G. Allen [ 4] filed the first related patent in ...
Telephone numbers listed in 1920 in New York City having three-letter exchange prefixes. In the United States, the most-populous cities, such as New York City, Philadelphia, Boston, and Chicago, initially implemented dial service with telephone numbers consisting of three letters and four digits (3L-4N) according to a system developed by W. G. Blauvelt of AT&T in 1917. [1]
Allen-Bradley is the brand-name of a line of factory automation equipment owned by Rockwell Automation.The company, with revenues of approximately US $6.4 billion in 2013, manufactures programmable logic controllers (), human-machine interfaces, sensors, safety components and systems, software, drives and drive systems, contactors, motor control centers, and systems of such products.
Area codes 203 and 475 are telephone area codes in the North American Numbering Plan (NANP) for the southwestern part of the U.S. state of Connecticut. The numbering plan area (NPA) is mostly coextensive with the Connecticut portion of the New York metropolitan area, and comprises most of Fairfield County, all of New Haven County, and a small ...
Number of employees. 23 [ 1] United States Fire-Arms Manufacturing Company, Inc. ( U.S. Fire Arms Mfg. Co., USFA) was a privately held firearms-manufacturing firm based in Hartford, Connecticut. Until 2011, United States Fire-Arms Manufacturing Company, Inc. was known for producing single action revolvers, which were clones of the Colt Single ...
The term "hex key" is best known as "Allen" in the English-speaking countries like the UK, Australia, Canada and the U.S. and in Spanish-speaking countries such as Spain and Mexico (The "Allen" name is a registered trademark, originated by the Allen Manufacturing Company of Hartford, Connecticut circa 1910, [1] now owned by Apex Tool Group, LLC ...
Pages in category "Manufacturing companies based in Connecticut" The following 64 pages are in this category, out of 64 total. This list may not reflect recent changes .
Hopkins & Allen Arms Company was an American firearms manufacturing company based in Norwich, Connecticut, that was founded in 1868 by Charles W. Allen, Charles A. Converse, Horace Briggs, Samuel S. Hopkins and Charles W. Hopkins. The Hopkins brothers ran the company's day-to-day operations until it went bankrupt in 1916 and was subsequently ...