With over 170 U.S. Patents awarded, Massa Products Corp. 168网开奖查询记录结果-幸运168历史® 幸运飞行艇号码查询-168(中国体彩网)开奖查询记录结果(Massa) designs, engineers and manufactures sonar and ultrasonic products for use in water, air and other mediums. We are the eyes and ears for naval ships and submarines, that utilize our undersea technology to protect United States interests worldwide. Founded over 80 years ago by the pioneer of the electroacoustics field, Frank Massa, the company remains family owned and operated. Massa is distinguished in the industry through our unrivaled expertise in the science of sound, commitment to continuous innovation, and focus on application specific products. Massa is ISO 9001:2015 Certified