FR526383A - Tube lumineux pour la formation de signes ou dessins lumineux - Google Patents

Tube lumineux pour la formation de signes ou dessins lumineux

Info

Publication number
FR526383A
FR526383A FR526383A FR526383DA FR526383A FR 526383 A FR526383 A FR 526383A FR 526383 A FR526383 A FR 526383A FR 526383D A FR526383D A FR 526383DA FR 526383 A FR526383 A FR 526383A
Authority
FR
France
Prior art keywords
light
designs
signs
forming
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
FR526383A
Other languages
English (en)
Inventor
Michel Schmierer
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR526383A publication Critical patent/FR526383A/fr
Expired legal-status Critical Current

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
FR526383A 1919-10-26 1920-10-22 Tube lumineux pour la formation de signes ou dessins lumineux Expired FR526383A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE345859T 1919-10-26
US446973A US1560103A (en) 1919-10-26 1921-02-21 Electric discharge tube

Publications (1)

Publication Number Publication Date
FR526383A true FR526383A (fr) 1921-10-07

Family

ID=25827953

Family Applications (1)

Application Number Title Priority Date Filing Date
FR526383A Expired FR526383A (fr) 1919-10-26 1920-10-22 Tube lumineux pour la formation de signes ou dessins lumineux

Country Status (6)

Country Link
US (1) US1560103A (fr)
CH (1) CH93428A (fr)
DE (1) DE345859C (fr)
FR (1) FR526383A (fr)
GB (1) GB153004A (fr)
NL (1) NL11711C (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE841993C (de) * 1949-12-11 1952-06-23 Loewe Opta Ag Leuchtroehre, insbesondere fuer Reklamezwecke
DE824595C (de) * 1950-05-07 1951-12-13 Hubert Wittek Leuchtroehren-Reklame-Leingeraete
US2721808A (en) * 1951-11-14 1955-10-25 Gen Electric Electroluminescent cell
US2891185A (en) * 1957-12-31 1959-06-16 Burroughs Corp Indicator tube
NL113382C (fr) * 1959-01-06
US2990061A (en) * 1960-05-20 1961-06-27 Burroughs Corp Indicator tube
FR1352201A (fr) * 1962-12-21 1964-02-14 Csf Perfectionnements aux tubes d'affichage à multicathodes
US3806752A (en) * 1968-07-05 1974-04-23 Sperry Rand Corp Planar raised cathode alpha-numeric gas discharge indicator
US3675066A (en) * 1970-09-04 1972-07-04 Sperry Rand Corp Planar raised cathode alpha-numeric gas discharge indicator
US3703657A (en) * 1971-02-11 1972-11-21 Burroughs Corp Variable pattern gaseous display panel having segmented cathode electrodes
US3914643A (en) * 1972-12-18 1975-10-21 Burroughs Corp Multi-segment display panel with anode groups
US4033287A (en) * 1976-01-22 1977-07-05 Bell Telephone Laboratories, Incorporated Radial flow reactor including glow discharge limiting shield
USRE30244E (en) * 1976-01-22 1980-04-01 Bell Telephone Laboratories, Incorporated Radial flow reactor including glow discharge limitting shield
USD942534S1 (en) * 2019-10-19 2022-02-01 Mahdi Al-Husseini Calculator with electronic tube display and keypad

Also Published As

Publication number Publication date
NL11711C (fr) 1924-11-15
GB153004A (en) 1921-11-17
DE345859C (de) 1922-03-03
CH93428A (de) 1922-03-16
US1560103A (en) 1925-11-03

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