NL57947C - - Google Patents

Info

Publication number
NL57947C
NL57947C NL57947DA NL57947C NL 57947 C NL57947 C NL 57947C NL 57947D A NL57947D A NL 57947DA NL 57947 C NL57947 C NL 57947C
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 NL57947C publication Critical patent/NL57947C/xx
Priority claimed from US28665A external-priority patent/US2051188A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • 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
NL57947D 1935-06-27 NL57947C (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28665A US2051188A (en) 1935-06-27 1935-06-27 Tuning indicator tube
US80474A US2130162A (en) 1935-06-27 1936-05-19 Tuning indicator tube

Publications (1)

Publication Number Publication Date
NL57947C true NL57947C (xx)

Family

ID=26703956

Family Applications (2)

Application Number Title Priority Date Filing Date
NL57947D NL57947C (xx) 1935-06-27
NL46087D NL46087C (xx) 1935-06-27

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL46087D NL46087C (xx) 1935-06-27

Country Status (6)

Country Link
US (1) US2130162A (xx)
CH (1) CH203784A (xx)
DE (1) DE692964C (xx)
FR (1) FR807964A (xx)
GB (2) GB481790A (xx)
NL (2) NL46087C (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE950945C (de) * 1940-07-23 1956-10-18 Lorenz C Ag Spannungsanzeigeroehre, insbesondere Abstimmanzeigeroehre fuer Rundfunkgeraete, mit einem Anzeigesystem und einem weiteren, von ihm unabhaengigen Elektrodensystem fuer andere Zwecke
US2436393A (en) * 1944-12-29 1948-02-24 Bell Telephone Labor Inc Cathode-ray tube with discharge to deflecting plates
US2611875A (en) * 1948-10-01 1952-09-23 Cons Eng Corp Electron source
CH291029A (de) * 1949-09-09 1953-05-31 Siemens Ag Elektronenröhre mit Leuchtschirm, insbesondere zur Abstimmanzeige.
US2600063A (en) * 1951-02-20 1952-06-10 Leon S Maloof Visual electron flow indicator
DE950873C (de) * 1951-03-08 1956-10-18 Lorenz C Ag Vakuumroehre zur Messung und Anzeige elektrischer Spannungen, bei der auf einem Leuchtschirm ein Leuchtsektor erzeugt wird
DE976143C (de) * 1952-01-31 1963-03-28 Standard Elek K Lorenz Ag Spannungsanzeigeroehre
NL82773C (xx) * 1952-02-08
DE941306C (de) * 1952-03-20 1956-04-05 Philips Patentverwaltung Elektronenstrahl-Abstimm-Anzeigeroehre
DE918949C (de) * 1952-04-30 1954-10-07 Lorenz C Ag Spannungsanzeigeroehre, bestehend aus Kathode, Blende und Leuchtschirm mit gleichem Durchgriff laengs der Kathodenachse
DE1089485B (de) * 1952-07-16 1960-09-22 Standard Elektrik Lorenz Ag Spannungs- und Spannungsvergleichs-anzeigeroehre
DE1029490B (de) * 1952-10-01 1958-05-08 Telefunken Gmbh Anzeigeroehre mit zwei unabhaengig voneinander steuerbaren, parallel zur Kathode liegenden Ablenkelektroden oder Elektrodensystemen
US3174072A (en) * 1961-03-16 1965-03-16 Motorola Inc Recording level indicator and circuit

Also Published As

Publication number Publication date
FR807964A (fr) 1937-01-26
GB481790A (en) 1938-03-16
CH203784A (de) 1939-03-31
US2130162A (en) 1938-09-13
DE692964C (de) 1940-06-29
NL46087C (xx)
GB481791A (en) 1938-03-16

Similar Documents

Publication Publication Date Title
BE402725A (xx)
FR44861E (xx)
BE409121A (xx)
BE408083A (xx)
BE408335A (xx)
NL46087C (xx)
BE404520A (xx)
BE405881A (xx)
BE407131A (xx)
BE407302A (xx)
BE407388A (xx)
BE407411A (xx)
BE408620A (xx)
BE415202A (xx)
BE411307A (xx)
BE409569A (xx)
BE408346A (xx)
BE409472A (xx)
BE409444A (xx)
BE409426A (xx)
BE409419A (xx)
BE409392A (xx)
BE409351A (xx)
BE409182A (xx)
BE409565A (xx)