FR2137710B1 - - Google Patents

Info

Publication number
FR2137710B1
FR2137710B1 FR7216682A FR7216682A FR2137710B1 FR 2137710 B1 FR2137710 B1 FR 2137710B1 FR 7216682 A FR7216682 A FR 7216682A FR 7216682 A FR7216682 A FR 7216682A FR 2137710 B1 FR2137710 B1 FR 2137710B1
Authority
FR
France
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
FR7216682A
Other languages
French (fr)
Other versions
FR2137710A1 (OSRAM
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
Publication of FR2137710A1 publication Critical patent/FR2137710A1/fr
Application granted granted Critical
Publication of FR2137710B1 publication Critical patent/FR2137710B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2271—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
FR7216682A 1971-05-12 1972-05-10 Expired FR2137710B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7106493A NL7106493A (OSRAM) 1971-05-12 1971-05-12

Publications (2)

Publication Number Publication Date
FR2137710A1 FR2137710A1 (OSRAM) 1972-12-29
FR2137710B1 true FR2137710B1 (OSRAM) 1977-04-01

Family

ID=19813139

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7216682A Expired FR2137710B1 (OSRAM) 1971-05-12 1972-05-10

Country Status (5)

Country Link
CA (1) CA974394A (OSRAM)
DE (1) DE2220334A1 (OSRAM)
FR (1) FR2137710B1 (OSRAM)
GB (1) GB1387292A (OSRAM)
NL (1) NL7106493A (OSRAM)

Also Published As

Publication number Publication date
GB1387292A (en) 1975-03-12
DE2220334A1 (de) 1972-11-23
FR2137710A1 (OSRAM) 1972-12-29
NL7106493A (OSRAM) 1972-11-14
CA974394A (en) 1975-09-16

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Legal Events

Date Code Title Description
ST Notification of lapse