AT284975B - Gas discharge tube with cold cathode for the simultaneous display of two legible characters - Google Patents

Gas discharge tube with cold cathode for the simultaneous display of two legible characters

Info

Publication number
AT284975B
AT284975B AT17469A AT17469A AT284975B AT 284975 B AT284975 B AT 284975B AT 17469 A AT17469 A AT 17469A AT 17469 A AT17469 A AT 17469A AT 284975 B AT284975 B AT 284975B
Authority
AT
Austria
Prior art keywords
gas discharge
discharge tube
cold cathode
simultaneous display
legible characters
Prior art date
Application number
AT17469A
Other languages
German (de)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Application granted granted Critical
Publication of AT284975B publication Critical patent/AT284975B/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0069—Tubes for displaying characters
AT17469A 1968-01-12 1969-01-09 Gas discharge tube with cold cathode for the simultaneous display of two legible characters AT284975B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6800473A NL6800473A (en) 1968-01-12 1968-01-12

Publications (1)

Publication Number Publication Date
AT284975B true AT284975B (en) 1970-10-12

Family

ID=19802495

Family Applications (1)

Application Number Title Priority Date Filing Date
AT17469A AT284975B (en) 1968-01-12 1969-01-09 Gas discharge tube with cold cathode for the simultaneous display of two legible characters

Country Status (8)

Country Link
US (1) US3581138A (en)
AT (1) AT284975B (en)
BE (1) BE726770A (en)
CH (1) CH489113A (en)
DE (1) DE1816021A1 (en)
FR (1) FR1599425A (en)
GB (1) GB1179544A (en)
NL (1) NL6800473A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5167091A (en) * 1974-12-09 1976-06-10 Suwa Seikosha Kk

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA779997A (en) * 1968-03-05 P. Stenning George Cold cathode gas discharge tubes
FR1352201A (en) * 1962-12-21 1964-02-14 Csf Multicathode Display Tube Improvements

Also Published As

Publication number Publication date
NL6800473A (en) 1969-07-15
BE726770A (en) 1969-07-10
CH489113A (en) 1970-04-15
FR1599425A (en) 1970-07-15
DE1816021A1 (en) 1969-07-31
US3581138A (en) 1971-05-25
GB1179544A (en) 1970-01-28

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