FR755136A - Improvements to thermo-ionic lamps - Google Patents

Improvements to thermo-ionic lamps

Info

Publication number
FR755136A
FR755136A FR755136DA FR755136A FR 755136 A FR755136 A FR 755136A FR 755136D A FR755136D A FR 755136DA FR 755136 A FR755136 A FR 755136A
Authority
FR
France
Prior art keywords
thermo
lamps
ionic
ionic 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)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR755136A publication Critical patent/FR755136A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0002—Construction arrangements of electrode systems
FR755136D 1933-05-04 1933-05-04 Improvements to thermo-ionic lamps Expired FR755136A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR755136T 1933-05-04

Publications (1)

Publication Number Publication Date
FR755136A true FR755136A (en) 1933-11-20

Family

ID=9164854

Family Applications (1)

Application Number Title Priority Date Filing Date
FR755136D Expired FR755136A (en) 1933-05-04 1933-05-04 Improvements to thermo-ionic lamps

Country Status (1)

Country Link
FR (1) FR755136A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767766C (en) * 1935-07-31 1953-07-06 Rca Corp Secondary electron multiplier with several multiplication stages connected in series

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767766C (en) * 1935-07-31 1953-07-06 Rca Corp Secondary electron multiplier with several multiplication stages connected in series

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