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In the late 1960s, ABM acquired the companies later known as Ampco System Parking, CommAir Mechanical, Amtech Elevator Services and Amtech Lighting Services. [8] [13] In 1971, ABM made its debut on the New York Stock Exchange under the ticker symbol ABM. [10] ABM Engineering was established in the early 1990s and received ISO 9002 certification ...
The Anti-Ballistic Missile Treaty, also known as the ABM Treaty or ABMT, was an arms control treaty between the United States and the Soviet Union on the limitation of the anti-ballistic missile (ABM) systems used in defending areas against ballistic missile-delivered nuclear weapons.
Sentinel was a proposed US Army anti-ballistic missile (ABM) system designed to provide a light layer of protection over the entire United States, able to defend against small ICBM strikes like those expected from China, or accidental launches from the USSR or other states. The system would have seventeen bases, each centered on its Missile ...
On May 26, 1972, President Richard M. Nixon and Soviet leader Leonid Brezhnev signed the Anti-Ballistic Missile Treaty in Moscow. In 1864, President Abraham Lincoln signed a measure creating the ...
The original IBM Personal Computer, with monitor and keyboard. The IBM Personal Computer, commonly known as the IBM PC, spanned multiple models in its first generation (including the PCjr, the Portable PC, the XT, the AT, the Convertible, and the /370 systems, among others), from 1981 to 1987.
This is a table of the most widespread or notable anti-ballistic missile (ABM) systems, intended in whole or part, to counter ballistic missiles.Since many systems have developed in stages or have many iterations or upgrades, only the most notable versions are described.
America Online CEO Stephen M. Case, left, and Time Warner CEO Gerald M. Levin listen to senators' opening statements during a hearing before the Senate Judiciary Committee on the merger of the two ...
Since the ABM treaty only allowed for construction of a single ABM facility to protect either the nation's capital city or an ICBM field, the Stanley R. Mickelsen Safeguard Complex was constructed near Nekoma, North Dakota to protect the Grand Forks ICBM facility. Though it was only operational as an ABM facility for less than a year, the ...