Matches 1 - 17 out of 17
Match Document Document Title
4529357 Turbine blades  
A hollow turbine blade 10 of aerofoil shaped cross section is provided with walls 18 of varying thicknesses to provide thermal slugging at those regions around the aerofoil profile where the blade...
3175189 Random sequence switching system with lockout means  
3147464 First-out annunclator having input and supply control of indicator switching means  
3064237 Channel selector  
3048821 Electronically locking selection device  
2901547 Switching system network  
2892182 Register for digital information  
2697140 Electronic testing system  
2693503 Electric dialing circuit  
2691151 Multiple switching systems  
2666809 Electrical switching system  
2629020 Coordinate selecting and lock-out circuit for interpolated speech transmission  
2619548 Electronic switching apparatus for telephone systems  
2609454 Selecting and lockout circuit  
2582959 Electron-tube controlled switching system  
2562100 Coordinate selecting and lock-out circuit  
2541932 Multiplex speech interpolation system  
Matches 1 - 17 out of 17