BE589992A - Improvements to cold cathode discharge tubes. - Google Patents

Improvements to cold cathode discharge tubes.

Info

Publication number
BE589992A
BE589992A BE589992A BE589992A BE589992A BE 589992 A BE589992 A BE 589992A BE 589992 A BE589992 A BE 589992A BE 589992 A BE589992 A BE 589992A BE 589992 A BE589992 A BE 589992A
Authority
BE
Belgium
Prior art keywords
cold cathode
discharge tubes
cathode discharge
tubes
cold
Prior art date
Application number
BE589992A
Other languages
French (fr)
Inventor
T M Jackson
E A Sell
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of BE589992A publication Critical patent/BE589992A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/38—Cold-cathode tubes
    • H01J17/48—Cold-cathode tubes with more than one cathode or anode, e.g. sequence-discharge tube, counting tube, dekatron
    • H01J17/49—Display panels, e.g. with crossed electrodes, e.g. making use of direct current
    • H01J17/491—Display panels, e.g. with crossed electrodes, e.g. making use of direct current with electrodes arranged side by side and substantially in the same plane, e.g. for displaying alphanumeric characters
BE589992A 1958-10-03 1960-04-22 Improvements to cold cathode discharge tubes. BE589992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB31667/58A GB905353A (en) 1958-10-03 1958-10-03 Improvements in or relating to cold cathode tubes

Publications (1)

Publication Number Publication Date
BE589992A true BE589992A (en) 1960-10-24

Family

ID=10326587

Family Applications (1)

Application Number Title Priority Date Filing Date
BE589992A BE589992A (en) 1958-10-03 1960-04-22 Improvements to cold cathode discharge tubes.

Country Status (3)

Country Link
US (1) US2971109A (en)
BE (1) BE589992A (en)
GB (1) GB905353A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL278331A (en) * 1961-06-06
DE1184011B (en) * 1962-01-31 1964-12-23 Philips Nv Glow discharge indicator tubes
US3225251A (en) * 1963-01-15 1965-12-21 Martin Marietta Corp Cathode glow display using a single cathode electrode
US4376256A (en) * 1980-03-05 1983-03-08 Alpha-Omega Development, Inc. Segment display system
US4341976A (en) * 1980-03-05 1982-07-27 Alpha-Omega Development, Inc. Display system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1810692A (en) * 1929-06-24 1931-06-16 Wald George Receiving apparatus for television
US2858480A (en) * 1955-05-02 1958-10-28 Shadowitz Albert Self-luminous screen, television receiving system and display system
US2876385A (en) * 1955-12-28 1959-03-03 Burroughs Corp Matrix glow tube indicator

Also Published As

Publication number Publication date
GB905353A (en) 1962-09-05
US2971109A (en) 1961-02-07

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