FR32259E - Enhancements to t lamps. s. f. - Google Patents

Enhancements to t lamps. s. f.

Info

Publication number
FR32259E
FR32259E FR32259DA FR32259E FR 32259 E FR32259 E FR 32259E FR 32259D A FR32259D A FR 32259DA FR 32259 E FR32259 E FR 32259E
Authority
FR
France
Prior art keywords
enhancements
lamps
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)
Inventor
Charles Tourne
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 filed Critical
Application granted granted Critical
Publication of FR32259E publication Critical patent/FR32259E/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J1/15—Cathodes heated directly by an electric current
    • H01J1/18—Supports; Vibration-damping arrangements
FR32259D 1926-09-30 1926-09-30 Enhancements to t lamps. s. f. Expired FR32259E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR32259T 1926-09-30

Publications (1)

Publication Number Publication Date
FR32259E true FR32259E (en) 1927-11-26

Family

ID=8669989

Family Applications (1)

Application Number Title Priority Date Filing Date
FR32259D Expired FR32259E (en) 1926-09-30 1926-09-30 Enhancements to t lamps. s. f.

Country Status (2)

Country Link
FR (1) FR32259E (en)
GB (1) GB278317A (en)

Also Published As

Publication number Publication date
GB278317A (en) 1927-11-24

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