205080 ⎘
Details of cathode-ray tubes or of electron-beam tubes of the types covered by group; Vessels; Containers; Vacuum locks Vacuum locks
Sub-classes:ULTRAVIOLET CATHODE RAY TUBE
#2ELECTRON BEAM WELDING SYSTEMS EMPLOYING A PLASMA CATHODE
#3Photoelectron multiplying and collecting tube and imaging device using same
#4Method for maintaining vacuum-tight inside a panel module and structure for the same
#5Image display device having a sealed container with an exhaust pipe
#6Method for maintaining vacuum-tight inside a panel module and structure for the same
#7Gas measuring method inside a sealed container
#8Sealed container, manufacturing method therefor, gas measuring method, and gas measuring apparatus