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|}} | operating_income = |}} | net_income = |}} | assets = |}} | equity = |}} |num_employees = Approximately 48,000 (2014) |homepage = (L-3Com.com ) }} L-3 Communications Holdings is an American company that supplies command and control, communications, intelligence, surveillance and reconnaissance (C3ISR) systems and products, avionics, ocean products, training devices and services, instrumentation, space, and navigation products. Its customers include the Department of Defense, Department of Homeland Security, U.S. Government intelligence agencies, NASA, aerospace contractors and commercial telecommunications and wireless customers. L-3 is headquartered in Murray Hill, Manhattan, New York City.〔"(Company Profile )." L-3 Communications. Retrieved on March 10, 2010.〕 ==History== L-3 (named for Frank Lanza, Robert LaPenta and Lehman Brothers) was formed in 1997 to acquire certain business units from Lockheed Martin. These units had belonged to Lockheed Corporation and Martin Marietta, which had merged three years before in 1993.〔("Robert V. LaPenta" ''L-1 Identity Solutions'' )〕 L-3 has continued to expand through mergers and acquisitions to become one of the top ten U.S. government contractors.〔(【引用サイトリンク】url=http://washingtontechnology.com/toplists/top-100-lists/2011.aspx )〕 On November 4, 2010 L-3 issued a part purge notification to prevent future use of Chinese counterfeit parts, but did not notify its customers whose display systems suffered from much higher than expected failure rates. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「L-3 Communications」の詳細全文を読む スポンサード リンク
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