GB511185A - Improvements in or relating to electrodes for electric discharge tubes - Google Patents

Improvements in or relating to electrodes for electric discharge tubes

Info

Publication number
GB511185A
GB511185A GB40238A GB40238A GB511185A GB 511185 A GB511185 A GB 511185A GB 40238 A GB40238 A GB 40238A GB 40238 A GB40238 A GB 40238A GB 511185 A GB511185 A GB 511185A
Authority
GB
United Kingdom
Prior art keywords
relating
electrodes
electric discharge
discharge tubes
tubes
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB40238A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HANS RUDOLF BERLINER
Original Assignee
HANS RUDOLF BERLINER
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HANS RUDOLF BERLINER filed Critical HANS RUDOLF BERLINER
Priority to GB40238A priority Critical patent/GB511185A/en
Publication of GB511185A publication Critical patent/GB511185A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/042—Manufacture, activation of the emissive part

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
GB40238A 1938-01-06 1938-01-06 Improvements in or relating to electrodes for electric discharge tubes Expired GB511185A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB40238A GB511185A (en) 1938-01-06 1938-01-06 Improvements in or relating to electrodes for electric discharge tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB40238A GB511185A (en) 1938-01-06 1938-01-06 Improvements in or relating to electrodes for electric discharge tubes

Publications (1)

Publication Number Publication Date
GB511185A true GB511185A (en) 1939-08-08

Family

ID=9703746

Family Applications (1)

Application Number Title Priority Date Filing Date
GB40238A Expired GB511185A (en) 1938-01-06 1938-01-06 Improvements in or relating to electrodes for electric discharge tubes

Country Status (1)

Country Link
GB (1) GB511185A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1015939B (en) * 1951-11-03 1957-09-19 Gen Electric Cathode for mercury vapor discharge tubes with a base body made of nickel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1015939B (en) * 1951-11-03 1957-09-19 Gen Electric Cathode for mercury vapor discharge tubes with a base body made of nickel

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