International Electron Devices Meeting,Wash,1973. International Electron Devices Meeting,Wash,1974. International Electron Devices Meeting,Wash.1977. International electron devices meeting(1991:Washington,DC) International Electron Devices Meeting(1983:Wash,D.C.) International Electron Devices Meeting(1985:Wash,D.C.) International Electron Devices Meeting,Washington,1980. International Electron Devices Meeting,Wash,Dec.5-7,1977 Internatianal electrotecbnical commission International engineering marketing