Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J21/00—Vacuum tubes
  • H01J21/36—Tubes with flat electrodes, e.g. disc electrode
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
  • H01J1/02—Main electrodes
  • H01J1/13—Solid thermionic cathodes

Landscapes

• Electrodes For Cathode-Ray Tubes (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=3870430

Family Applications (1)

Country Status (2)

• 0
  • BE BE483118D patent/BE483118A/fr unknown
  • NL NL73849D patent/NL73849C/xx active

Also Published As

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