FR972537A - grid electrode and its manufacturing process - Google Patents

grid electrode and its manufacturing process

Info

Publication number
FR972537A
FR972537A FR972537DA FR972537A FR 972537 A FR972537 A FR 972537A FR 972537D A FR972537D A FR 972537DA FR 972537 A FR972537 A FR 972537A
Authority
FR
France
Prior art keywords
manufacturing process
grid electrode
grid
electrode
manufacturing
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR972537A publication Critical patent/FR972537A/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
    • H01J2893/0024—Planar grids
FR972537D 1948-01-15 1948-09-28 grid electrode and its manufacturing process Expired FR972537A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US972537XA 1948-01-15 1948-01-15

Publications (1)

Publication Number Publication Date
FR972537A true FR972537A (en) 1951-01-31

Family

ID=22262478

Family Applications (1)

Application Number Title Priority Date Filing Date
FR972537D Expired FR972537A (en) 1948-01-15 1948-09-28 grid electrode and its manufacturing process

Country Status (1)

Country Link
FR (1) FR972537A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1006533B (en) * 1952-09-13 1957-04-18 Emi Ltd Process for the manufacture of a grid wound on a frame for use in electron tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1006533B (en) * 1952-09-13 1957-04-18 Emi Ltd Process for the manufacture of a grid wound on a frame for use in electron tubes

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