JPS51142268A - Method of making rectangular hole by etching - Google Patents

Method of making rectangular hole by etching

Info

Publication number
JPS51142268A
JPS51142268A JP6540575A JP6540575A JPS51142268A JP S51142268 A JPS51142268 A JP S51142268A JP 6540575 A JP6540575 A JP 6540575A JP 6540575 A JP6540575 A JP 6540575A JP S51142268 A JPS51142268 A JP S51142268A
Authority
JP
Japan
Prior art keywords
etching
rectangular hole
making rectangular
making
opening
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.)
Granted
Application number
JP6540575A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5530072B2 (enExample
Inventor
Tomizo Nakamura
Etsuzo Terajima
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6540575A priority Critical patent/JPS51142268A/ja
Publication of JPS51142268A publication Critical patent/JPS51142268A/ja
Publication of JPS5530072B2 publication Critical patent/JPS5530072B2/ja
Granted 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)
  • ing And Chemical Polishing (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
JP6540575A 1975-06-02 1975-06-02 Method of making rectangular hole by etching Granted JPS51142268A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6540575A JPS51142268A (en) 1975-06-02 1975-06-02 Method of making rectangular hole by etching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6540575A JPS51142268A (en) 1975-06-02 1975-06-02 Method of making rectangular hole by etching

Publications (2)

Publication Number Publication Date
JPS51142268A true JPS51142268A (en) 1976-12-07
JPS5530072B2 JPS5530072B2 (enExample) 1980-08-08

Family

ID=13286068

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6540575A Granted JPS51142268A (en) 1975-06-02 1975-06-02 Method of making rectangular hole by etching

Country Status (1)

Country Link
JP (1) JPS51142268A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147039A (ja) * 1984-08-13 1986-03-07 Dainippon Screen Mfg Co Ltd スロツト状孔シヤドウマスクの製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147039A (ja) * 1984-08-13 1986-03-07 Dainippon Screen Mfg Co Ltd スロツト状孔シヤドウマスクの製造方法

Also Published As

Publication number Publication date
JPS5530072B2 (enExample) 1980-08-08

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