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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 1909 ...
In 1909–1910, William G. Allen also patented a method of cold-forming screw heads around a hexagonal die ( U.S. patent 960,244 ). Published advertisements for the "Allen safety set screw " by the Allen Manufacturing Company of Hartford, Connecticut, exist from 1910.
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 ( PLC ), human-machine interfaces, sensors, safety components and systems, software, drives and drive systems, contactors, motor ...
Colt's Manufacturing Company, LLC ( CMC, formerly Colt's Patent Firearms Manufacturing Company) is an American firearms manufacturer, founded in 1855 by Samuel Colt and now a subsidiary of Czech holding company Colt CZ Group. It is the successor corporation to Colt's earlier firearms-making efforts, which started in 1836.
The Hartford Steam Boiler Inspection and Insurance Company ( HSB) is a global specialty insurer and reinsurer headquartered in Hartford, Connecticut. It was founded in 1866 and is the largest provider of equipment breakdown insurance and related inspection services in North America serving over five million commercial locations. [citation needed]
The Colt Armory is a historic factory complex for the manufacture of firearms, created by Samuel Colt. It is located in Hartford, Connecticut along the Connecticut River, and as of 2008 is part of the Coltsville Historic District, [2] named a National Historic Landmark District. [3]
The following 64 pages are in this category, out of 64 total. This list may not reflect recent changes .
Lockheed was founded in 1926 and merged in 1995 with Martin Marietta to form Lockheed Martin. Its founder, Allan Lockheed, had earlier founded the similarly named but otherwise-unrelated Loughead Aircraft Manufacturing Company, which was operational from 1912 to 1920.
The following 7 pages are in this category, out of 7 total. This list may not reflect recent changes .
Hartford Courant. Hartford Electric Light Company. Hartford Steam Boiler Inspection and Insurance Company.