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FR1057245A - Tube indicateur de voltage à plusieurs gammes - Google Patents

Tube indicateur de voltage à plusieurs gammes

Info

Publication number
FR1057245A
FR1057245A FR1057245DA FR1057245A FR 1057245 A FR1057245 A FR 1057245A FR 1057245D A FR1057245D A FR 1057245DA FR 1057245 A FR1057245 A FR 1057245A
Authority
FR
France
Prior art keywords
voltage indicator
indicator tube
range voltage
range
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
English (en)
Inventor
Albert Lieb
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR1057245A publication Critical patent/FR1057245A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/14—Magic-eye or analogous tuning indicators
FR1057245D 1951-05-19 1952-05-19 Tube indicateur de voltage à plusieurs gammes Expired FR1057245A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2799790X 1951-05-19

Publications (1)

Publication Number Publication Date
FR1057245A true FR1057245A (fr) 1954-03-05

Family

ID=7998620

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1057245D Expired FR1057245A (fr) 1951-05-19 1952-05-19 Tube indicateur de voltage à plusieurs gammes

Country Status (2)

Country Link
US (1) US2799790A (fr)
FR (1) FR1057245A (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2243408A (en) * 1938-05-12 1941-05-27 Rca Corp Visual tuning indicator
US2273800A (en) * 1939-08-09 1942-02-17 Hygrade Sylvania Corp Fluorescent type indicator tube
BE443535A (fr) * 1940-05-10
BE501567A (fr) * 1940-07-23
US2513908A (en) * 1940-07-23 1950-07-04 Gen Electric Electric discharge device of the indicator type
US2486814A (en) * 1944-10-07 1949-11-01 Gen Electric Electric discharge device of the indicator type

Also Published As

Publication number Publication date
US2799790A (en) 1957-07-16

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