 MINNEAPOLIS--BUSINESS WIRE--Nortech Systems Incorporated Nasdaq: NSYS the Company, a leading provider of engineering and manufacturing solutions for complex electromedical and electromechanical products serving the medical, aerospace defense and industrial markets, reported net sales of 104.1 million for the year ended December 31, 2020, a decline of 10.5 compared to 116.3 for fiscal 2019. The decline was primarily due to reduced demand from medical and industrial customers imp 