FR625151A - - Google Patents

Info

Publication number
FR625151A
FR625151A FR625151DA FR625151A FR 625151 A FR625151 A FR 625151A FR 625151D A FR625151D A FR 625151DA FR 625151 A FR625151 A FR 625151A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR625151A publication Critical patent/FR625151A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • H01J3/025—Electron guns using a discharge in a gas or a vapour as electron source
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0062—Tubes with temperature ionized gas as electron source
FR625151D Expired FR625151A (de)

Publications (1)

Publication Number Publication Date
FR625151A true FR625151A (de) 1927-08-04

Family

ID=1541343

Family Applications (1)

Application Number Title Priority Date Filing Date
FR625151D Expired FR625151A (de)

Country Status (1)

Country Link
FR (1) FR625151A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE759386C (de) * 1938-08-27 1953-03-16 Siemens & Halske A G Entladungsroehre mit Gas- oder Dampffuellung fuer die Zwecke der Stromrichtung
DE901434C (de) * 1936-12-16 1954-01-11 Tobis Tonbild Syndikat G M B H Entladungsgefaess fuer zu modulierende leuchtende Entladungen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE901434C (de) * 1936-12-16 1954-01-11 Tobis Tonbild Syndikat G M B H Entladungsgefaess fuer zu modulierende leuchtende Entladungen
DE759386C (de) * 1938-08-27 1953-03-16 Siemens & Halske A G Entladungsroehre mit Gas- oder Dampffuellung fuer die Zwecke der Stromrichtung

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