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Date: 2012-07-20 11:12:13Vacuum tubes Rudolf Kompfner Traveling-wave tube John R. Pierce Albert Rudolph Cavity magnetron Klystron Electron Video camera tube Physics Electromagnetism Technology | national academy of sciences Rudolph KompfnerAdd to Reading ListSource URL: www.nasonline.orgDownload Document from Source WebsiteFile Size: 1,05 MBShare Document on Facebook |