NL7713463A - Optisch aanwijsorgaan. - Google Patents

Optisch aanwijsorgaan.

Info

Publication number
NL7713463A
NL7713463A NL7713463A NL7713463A NL7713463A NL 7713463 A NL7713463 A NL 7713463A NL 7713463 A NL7713463 A NL 7713463A NL 7713463 A NL7713463 A NL 7713463A NL 7713463 A NL7713463 A NL 7713463A
Authority
NL
Netherlands
Prior art keywords
optical indicator
indicator
optical
Prior art date
Application number
NL7713463A
Other languages
English (en)
Original Assignee
English Electric Valve Co 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 English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Publication of NL7713463A publication Critical patent/NL7713463A/nl

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/128—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digitally controlled display tubes
NL7713463A 1976-12-09 1977-12-06 Optisch aanwijsorgaan. NL7713463A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5134576 1976-12-09

Publications (1)

Publication Number Publication Date
NL7713463A true NL7713463A (nl) 1978-06-13

Family

ID=10459638

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7713463A NL7713463A (nl) 1976-12-09 1977-12-06 Optisch aanwijsorgaan.

Country Status (3)

Country Link
JP (1) JPS5374400A (nl)
FR (1) FR2373872A1 (nl)
NL (1) NL7713463A (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3375250D1 (en) * 1982-11-18 1988-02-11 Secr Defence Brit Information display devices

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2907909A (en) * 1957-07-05 1959-10-06 Du Mont Allen B Lab Inc Light source
FR1355153A (fr) * 1963-04-09 1964-03-13 Lampes Sa Matière luminescente perfectionnée, et appareils utilisant cette matière
US3983532A (en) * 1974-02-11 1976-09-28 Royce Hayes Traffic control signal apparatus

Also Published As

Publication number Publication date
JPS5374400A (en) 1978-07-01
FR2373872A1 (fr) 1978-07-07

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Legal Events

Date Code Title Description
BV The patent application has lapsed