US2292387 Fig 1 Hedy Lamarr patent By Matthew Posted November 9, 2015 In 1 0 Hedy Lamarr patent on spread-spectrum frequency hopping radio communications Recent PostscontractsInformation Disclosure Statement in Patent ApplicationsShape Trademarks and Hershey’s KissesCoronavirus responses from IP Offices Leave a Comment Cancel replyYou must be logged in to post a comment.