FR1231582A - Grid for electron tubes - Google Patents

Grid for electron tubes

Info

Publication number
FR1231582A
FR1231582A FR801955A FR801955A FR1231582A FR 1231582 A FR1231582 A FR 1231582A FR 801955 A FR801955 A FR 801955A FR 801955 A FR801955 A FR 801955A FR 1231582 A FR1231582 A FR 1231582A
Authority
FR
France
Prior art keywords
grid
electron tubes
tubes
electron
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
FR801955A
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 Edison Swan Ltd
Original Assignee
Siemens Edison Swan Ltd
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 Edison Swan Ltd filed Critical Siemens Edison Swan Ltd
Application granted granted Critical
Publication of FR1231582A publication Critical patent/FR1231582A/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
    • 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
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0019—Chemical composition and manufacture
    • H01J2893/0022—Manufacture
    • H01J2893/0025—Manufacture by winding wire upon a support
FR801955A 1958-08-05 1959-08-04 Grid for electron tubes Expired FR1231582A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1231582X 1958-08-05

Publications (1)

Publication Number Publication Date
FR1231582A true FR1231582A (en) 1960-09-30

Family

ID=10884504

Family Applications (1)

Application Number Title Priority Date Filing Date
FR801955A Expired FR1231582A (en) 1958-08-05 1959-08-04 Grid for electron tubes

Country Status (1)

Country Link
FR (1) FR1231582A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3223879A (en) * 1960-12-12 1965-12-14 Sylvania Electric Prod Preformed and prestressed strap frame grid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3223879A (en) * 1960-12-12 1965-12-14 Sylvania Electric Prod Preformed and prestressed strap frame grid

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