FR58105E - Improvements to the process for producing cathodes for electron tubes - Google Patents

Improvements to the process for producing cathodes for electron tubes

Info

Publication number
FR58105E
FR58105E FR58105DA FR58105E FR 58105 E FR58105 E FR 58105E FR 58105D A FR58105D A FR 58105DA FR 58105 E FR58105 E FR 58105E
Authority
FR
France
Prior art keywords
electron tubes
producing cathodes
cathodes
producing
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
Other languages
French (fr)
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR58105E publication Critical patent/FR58105E/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
    • H01J9/06—Machines therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR58105D 1948-03-22 1948-03-22 Improvements to the process for producing cathodes for electron tubes Expired FR58105E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR58105T 1948-03-22

Publications (1)

Publication Number Publication Date
FR58105E true FR58105E (en) 1953-09-21

Family

ID=8692053

Family Applications (1)

Application Number Title Priority Date Filing Date
FR58105D Expired FR58105E (en) 1948-03-22 1948-03-22 Improvements to the process for producing cathodes for electron tubes

Country Status (1)

Country Link
FR (1) FR58105E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4535784A (en) * 1981-10-09 1985-08-20 Ceskoslovenska Akademie Ved Apparatus for stimulating acupuncture points by light radiation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4535784A (en) * 1981-10-09 1985-08-20 Ceskoslovenska Akademie Ved Apparatus for stimulating acupuncture points by light radiation

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