India's IP rights for hydrogen train technology open export opportunities: Ashwini Vaishnaw
New Delhi, July 17 (IANS) Union Minister for Railways Ashwini Vaishnaw on Friday said India has retained the intellectual property (IP) rights for its indigenous hydrogen train technology, paving the way for future exports, as Prime Minister Narendra Modi flagged off the country's first hydrogen fuel cell-powered train in Haryana.