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Galileo's geometrical and military compass, thought to have been made c. 1604 by Mazzoleni Figure showing the scales of Galileo's military compass, from his manual on the device. Galileo first developed his sector in the early 1590s as a tool for artillerymen. By 1597 it had evolved into an instrument that had much broader utility.
This is a list of United States Army fire control, and sighting material by supply catalog designation, or Standard Nomenclature List (SNL) group "F".The United States Army Ordnance Corps Supply Catalog used an alpha-numeric nomenclature system from about the mid-1920s to about 1958.
The M-1950 U.S. military lensatic field compass with self-luminous lighting (designated the Model 3H by Cammenga) is fitted with self-luminous tritium vial lighting. Under U.S. military specification (MIL-SPEC) performance criteria, ten pre-production samples of the M-1950 are required to meet a battery of performance, durability, and accuracy ...
The Admiralty Compass Observatory was a department of the British Royal Navy. It was established in 1842 to provide the Royal Navy with services for the design, development, inspection, testing and repair of compasses and certain other instruments. It subsequently undertook requirements for the other services as appropriate.
Class IX – Repair parts and components to include kits, assemblies, and subassemblies (repairable or non-repairable) required for maintenance support of all equipment. Class X – Material to support nonmilitary programs such as agriculture and economic development (not included in Classes I through IX).
At the operational and tactical levels, army engineering maintenance is focused on the repair and scheduled maintenance work required to keep army equipment fleets operational. Strategic level focus. At the strategic level, army engineering maintenance is closely linked to military logistics. At this level, it includes work such as the design ...
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A defense contractor is a business organization or individual that provides products or services to a military or intelligence department of a government.Products typically include military or civilian aircraft, ships, vehicles, weaponry, and electronic systems, while services can include logistics, technical support and training, communications support, and engineering support in cooperation ...