NL54648C - - Google Patents

Info

Publication number
NL54648C
NL54648C NL54648DA NL54648C NL 54648 C NL54648 C NL 54648C NL 54648D A NL54648D A NL 54648DA NL 54648 C NL54648 C NL 54648C
Authority
NL
Netherlands
Application number
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.)
Publication of NL54648C publication Critical patent/NL54648C/xx

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
NL54648D 1937-09-29 NL54648C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US166251A US2122268A (en) 1937-09-29 1937-09-29 Tuning indicator tube

Publications (1)

Publication Number Publication Date
NL54648C true NL54648C (enrdf_load_stackoverflow)

Family

ID=22602478

Family Applications (1)

Application Number Title Priority Date Filing Date
NL54648D NL54648C (enrdf_load_stackoverflow) 1937-09-29

Country Status (5)

Country Link
US (1) US2122268A (enrdf_load_stackoverflow)
BE (1) BE430426A (enrdf_load_stackoverflow)
CH (1) CH206305A (enrdf_load_stackoverflow)
FR (1) FR843439A (enrdf_load_stackoverflow)
NL (1) NL54648C (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE749825C (de) * 1937-09-30 1944-12-06 Rca Corp Spannungsanzeigeroehre, insbesondere Abstimmanzeigeroehre
DE874345C (de) * 1940-04-11 1953-04-23 Telefunken Gmbh Abstimmungsanzeigeroehre
NL89130C (enrdf_load_stackoverflow) * 1940-07-23
US2425877A (en) * 1944-06-24 1947-08-19 John H Homrighous Glow and slow acting tube
BE519456A (enrdf_load_stackoverflow) * 1952-04-26

Also Published As

Publication number Publication date
FR843439A (fr) 1939-07-03
US2122268A (en) 1938-06-28
CH206305A (de) 1939-07-31
BE430426A (enrdf_load_stackoverflow)

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