FR1244702A - Indicator tube with glow discharge and device fitted with such a tube - Google Patents

Indicator tube with glow discharge and device fitted with such a tube

Info

Publication number
FR1244702A
FR1244702A FR814816A FR814816A FR1244702A FR 1244702 A FR1244702 A FR 1244702A FR 814816 A FR814816 A FR 814816A FR 814816 A FR814816 A FR 814816A FR 1244702 A FR1244702 A FR 1244702A
Authority
FR
France
Prior art keywords
tube
glow discharge
device fitted
indicator
indicator 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
FR814816A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1244702A publication Critical patent/FR1244702A/en
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
FR814816A 1959-01-06 1960-01-05 Indicator tube with glow discharge and device fitted with such a tube Expired FR1244702A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL234888 1959-01-06
NL246291 1959-12-10

Publications (1)

Publication Number Publication Date
FR1244702A true FR1244702A (en) 1960-10-28

Family

ID=26641671

Family Applications (1)

Application Number Title Priority Date Filing Date
FR814816A Expired FR1244702A (en) 1959-01-06 1960-01-05 Indicator tube with glow discharge and device fitted with such a tube

Country Status (6)

Country Link
US (2) US3054920A (en)
CH (1) CH386569A (en)
DE (1) DE1147317B (en)
FR (1) FR1244702A (en)
GB (1) GB931079A (en)
NL (3) NL113382C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB911402A (en) * 1961-05-23 1962-11-28 South African Council Scientif Improvements in or relating to electrical spark producing apparatus
GB980339A (en) * 1962-06-01 1965-01-13 Ericsson Telephones Ltd Multi-electrode cold-cathode discharge tube

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE345859C (en) * 1919-10-26 1922-03-03 Michel Schmierer Glow tubes for generating luminous characters, drawings or the like, especially for advertising
US2142106A (en) * 1934-05-09 1939-01-03 Hans P Boswau Signaling system and glow lamps therefor
US2433809A (en) * 1947-02-01 1947-12-30 Sylvania Electric Prod Crater lamp
US2769939A (en) * 1950-06-12 1956-11-06 Northrop Aircraft Inc Read-out tube circuit
US2618760A (en) * 1950-11-06 1952-11-18 Northrop Aircraft Inc Glow tube anode construction
US2632128A (en) * 1951-01-09 1953-03-17 Northrop Aircraft Inc Glow tube cathode support
GB721973A (en) * 1952-07-29 1955-01-19 Hivac Ltd Improvements in or relating to cold cathode gaseous discharge tubes
GB777562A (en) * 1953-03-09 1957-06-26 Ericsson Telephones Ltd Improvements in or relating to electric discharge tubes
US2946921A (en) * 1957-10-19 1960-07-26 Gugelberg Hans Luz Von Glow discharge tubes and circuits therefor
US2937318A (en) * 1958-10-27 1960-05-17 Baird Atomic Inc Counting tube read out system

Also Published As

Publication number Publication date
US3085174A (en) 1963-04-09
CH386569A (en) 1965-01-15
NL246291A (en)
DE1147317B (en) 1963-04-18
NL234888A (en)
GB931079A (en) 1963-07-10
US3054920A (en) 1962-09-18
NL113382C (en)

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