ES375556A1 - Un metodo de hacer un estarcido graduado a partir de una pelicula sensible a la luz. - Google Patents

Un metodo de hacer un estarcido graduado a partir de una pelicula sensible a la luz.

Info

Publication number
ES375556A1
ES375556A1 ES375556A ES375556A ES375556A1 ES 375556 A1 ES375556 A1 ES 375556A1 ES 375556 A ES375556 A ES 375556A ES 375556 A ES375556 A ES 375556A ES 375556 A1 ES375556 A1 ES 375556A1
Authority
ES
Spain
Prior art keywords
film
group
light
exposed
making
Prior art date
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
ES375556A
Other languages
English (en)
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Publication of ES375556A1 publication Critical patent/ES375556A1/es
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
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H01J9/142—Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
ES375556A 1969-01-24 1970-01-17 Un metodo de hacer un estarcido graduado a partir de una pelicula sensible a la luz. Expired ES375556A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79366569A 1969-01-24 1969-01-24

Publications (1)

Publication Number Publication Date
ES375556A1 true ES375556A1 (es) 1972-05-16

Family

ID=25160493

Family Applications (1)

Application Number Title Priority Date Filing Date
ES375556A Expired ES375556A1 (es) 1969-01-24 1970-01-17 Un metodo de hacer un estarcido graduado a partir de una pelicula sensible a la luz.

Country Status (7)

Country Link
US (1) US3698903A (es)
JP (1) JPS498222B1 (es)
DE (1) DE2002605B2 (es)
ES (1) ES375556A1 (es)
FR (1) FR2029040A1 (es)
GB (1) GB1276811A (es)
NL (1) NL7000971A (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3841875A (en) * 1972-04-28 1974-10-15 Zenith Radio Corp Method for grading the screen of a color tube
US4248947A (en) * 1976-12-01 1981-02-03 Hitachi, Ltd. Method for master pattern production
JPS54170248U (es) * 1978-05-16 1979-12-01
JPS54170250U (es) * 1978-05-16 1979-12-01
JPS62199091U (es) * 1986-06-10 1987-12-18
KR101232181B1 (ko) * 2010-02-03 2013-02-12 엘지디스플레이 주식회사 마스크 어셈블리

Also Published As

Publication number Publication date
DE2002605C3 (es) 1974-09-05
FR2029040A1 (es) 1970-10-16
DE2002605A1 (de) 1970-09-03
GB1276811A (en) 1972-06-07
NL7000971A (es) 1970-07-28
JPS498222B1 (es) 1974-02-25
US3698903A (en) 1972-10-17
DE2002605B2 (de) 1974-02-14

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