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FR604325A - Electron tube - Google Patents

Electron tube

Info

Publication number
FR604325A
FR604325A FR604325DA FR604325A FR 604325 A FR604325 A FR 604325A FR 604325D A FR604325D A FR 604325DA FR 604325 A FR604325 A FR 604325A
Authority
FR
France
Prior art keywords
electron tube
electron
tube
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.)
Siemens Schuckertwerke AG
Original Assignee
Siemens Schuckertwerke AG
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 Siemens Schuckertwerke AG filed Critical Siemens Schuckertwerke AG
Application granted granted Critical
Publication of FR604325A publication Critical patent/FR604325A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/14—Magnetic means for controlling the discharge
    • 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
    • H01J2893/0061—Tubes with discharge used as electron source
FR604325D 1925-09-24 1925-09-29 Electron tube Expired FR604325A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2388425A GB262879A (en) 1925-09-24 1925-09-24 Improvements in or relating to electron discharge tubes

Publications (1)

Publication Number Publication Date
FR604325A true FR604325A (en) 1926-05-03

Family

ID=10202867

Family Applications (1)

Application Number Title Priority Date Filing Date
FR604325D Expired FR604325A (en) 1925-09-24 1925-09-29 Electron tube

Country Status (4)

Country Link
DE (1) DE504839C (en)
FR (1) FR604325A (en)
GB (1) GB262879A (en)
NL (1) NL19414C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG140486A1 (en) 2006-08-22 2008-03-28 Ap Novelty Pte Ltd Vacuum tube

Also Published As

Publication number Publication date
NL19414C (en) 1929-01-15
GB262879A (en) 1926-12-23
DE504839C (en) 1930-08-14

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