Lockheed Martin — America’s and the world’s largest aerospace and defence firm — is giving stiff competition in the Indian helicopter market to its rival, Boeing. Boeing scored early with the multi-billion-dollar sale to the Indian Air Force of Chinook heavy lift choppers and Apache attack helicopters. However, Lockheed Martin’s subsidiary, Sikorsky, is catching up fast with the $2.12-billion sale to the Indian Navy last year of 24 Seahawk multi-role maritime helicopters.

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