NL189480B - Vochtindicator. - Google Patents

Vochtindicator.

Info

Publication number
NL189480B
NL189480B NLAANVRAGE7712911,A NL189480DA NL189480B NL 189480 B NL189480 B NL 189480B NL 189480D A NL189480D A NL 189480DA NL 189480 B NL189480 B NL 189480B
Authority
NL
Netherlands
Prior art keywords
moisture indicator
indicator
moisture
Prior art date
Application number
NLAANVRAGE7712911,A
Other languages
English (en)
Original Assignee
Slepak Bernard
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.)
Publication of NL189480B publication Critical patent/NL189480B/nl

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/187—Luminescent screens screens with more than one luminescent material (as mixtures for the treatment of the screens)

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
NLAANVRAGE7712911,A 1953-08-12 Vochtindicator. NL189480B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US792840XA 1953-08-12 1953-08-12

Publications (1)

Publication Number Publication Date
NL189480B true NL189480B (nl)

Family

ID=22149561

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7712911,A NL189480B (nl) 1953-08-12 Vochtindicator.

Country Status (3)

Country Link
FR (1) FR1144092A (nl)
GB (1) GB792840A (nl)
NL (1) NL189480B (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL182761C (nl) * 1976-12-27 1988-05-02 Toppan Printing Co Ltd Werkwijze voor het vervaardigen van een fluorescerend scherm voor een kleurenbeeldweergeefbuis.

Also Published As

Publication number Publication date
GB792840A (en) 1958-04-02
FR1144092A (fr) 1957-10-09

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