Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J47/00—Tubes for determining the presence, intensity, density or energy of radiation or particles
  • H01J47/08—Geiger-Müller counter tubes
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J17/00—Gas-filled discharge tubes with solid cathode
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J17/00—Gas-filled discharge tubes with solid cathode
  • H01J17/02—Details
  • H01J17/20—Selection of substances for gas fillings; Specified operating pressures or temperatures
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J2893/00—Discharge tubes and lamps
  • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19789053

Family Applications (1)

Country Status (3)

• 1965
  • 1965-01-14 GB GB168465A patent/GB1027784A/en not_active Expired
  • 1965-01-15 FR FR2188A patent/FR1422509A/fr not_active Expired
  • 1965-01-15 BE BE658417A patent/BE658417A/xx unknown

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