FR772416A - écran pour lampes de t. s. f. - Google Patents

écran pour lampes de t. s. f.

Info

Publication number
FR772416A
FR772416A FR772416DA FR772416A FR 772416 A FR772416 A FR 772416A FR 772416D A FR772416D A FR 772416DA FR 772416 A FR772416 A FR 772416A
Authority
FR
France
Prior art keywords
lamps
screen
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
English (en)
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.)
GOAT RADIO TUBE PARTS
Original Assignee
GOAT RADIO TUBE PARTS
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 GOAT RADIO TUBE PARTS filed Critical GOAT RADIO TUBE PARTS
Application granted granted Critical
Publication of FR772416A publication Critical patent/FR772416A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
    • H01J5/08—Vessels; Containers; Shields associated therewith; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings
FR772416D 1933-04-14 1934-04-14 écran pour lampes de t. s. f. Expired FR772416A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US414623XA 1933-04-14 1933-04-14

Publications (1)

Publication Number Publication Date
FR772416A true FR772416A (fr) 1934-10-29

Family

ID=21916646

Family Applications (1)

Application Number Title Priority Date Filing Date
FR772416D Expired FR772416A (fr) 1933-04-14 1934-04-14 écran pour lampes de t. s. f.

Country Status (2)

Country Link
FR (1) FR772416A (fr)
GB (1) GB414623A (fr)

Also Published As

Publication number Publication date
GB414623A (en) 1934-08-09

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