NL169655C - Visuele weergeefinrichting. - Google Patents

Visuele weergeefinrichting.

Info

Publication number
NL169655C
NL169655C NLAANVRAGE7106937,A NL7106937A NL169655C NL 169655 C NL169655 C NL 169655C NL 7106937 A NL7106937 A NL 7106937A NL 169655 C NL169655 C NL 169655C
Authority
NL
Netherlands
Prior art keywords
visual display
visual
display
Prior art date
Application number
NLAANVRAGE7106937,A
Other languages
English (en)
Other versions
NL7106937A (nl
NL169655B (nl
Inventor
Frank Walters
Original Assignee
Ferranti Ltd
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 Ferranti Ltd filed Critical Ferranti Ltd
Publication of NL7106937A publication Critical patent/NL7106937A/xx
Publication of NL169655B publication Critical patent/NL169655B/nl
Application granted granted Critical
Publication of NL169655C publication Critical patent/NL169655C/nl

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
    • 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
    • H01J17/492—Display panels, e.g. with crossed electrodes, e.g. making use of direct current with crossed electrodes
NLAANVRAGE7106937,A 1970-05-20 1971-05-19 Visuele weergeefinrichting. NL169655C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2435970 1970-05-20
GB2619870 1970-05-30

Publications (3)

Publication Number Publication Date
NL7106937A NL7106937A (nl) 1971-11-23
NL169655B NL169655B (nl) 1982-03-01
NL169655C true NL169655C (nl) 1982-08-02

Family

ID=26257074

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7106937,A NL169655C (nl) 1970-05-20 1971-05-19 Visuele weergeefinrichting.

Country Status (2)

Country Link
CA (1) CA940187A (nl)
NL (1) NL169655C (nl)

Also Published As

Publication number Publication date
NL7106937A (nl) 1971-11-23
CA940187A (en) 1974-01-15
NL169655B (nl) 1982-03-01

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Legal Events

Date Code Title Description
V4 Lapsed because of reaching the maximum lifetime of a patent