JPS531461A - Etching unit for shadow mask - Google Patents

Etching unit for shadow mask

Info

Publication number
JPS531461A
JPS531461A JP7555076A JP7555076A JPS531461A JP S531461 A JPS531461 A JP S531461A JP 7555076 A JP7555076 A JP 7555076A JP 7555076 A JP7555076 A JP 7555076A JP S531461 A JPS531461 A JP S531461A
Authority
JP
Japan
Prior art keywords
shadow mask
etching unit
base material
reaching
accuracy
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
JP7555076A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5432741B2 (https=
Inventor
Etsuzo Terajima
Tomizo Nakamura
Akira Takai
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 JP7555076A priority Critical patent/JPS531461A/ja
Publication of JPS531461A publication Critical patent/JPS531461A/ja
Publication of JPS5432741B2 publication Critical patent/JPS5432741B2/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)
JP7555076A 1976-06-28 1976-06-28 Etching unit for shadow mask Granted JPS531461A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7555076A JPS531461A (en) 1976-06-28 1976-06-28 Etching unit for shadow mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7555076A JPS531461A (en) 1976-06-28 1976-06-28 Etching unit for shadow mask

Publications (2)

Publication Number Publication Date
JPS531461A true JPS531461A (en) 1978-01-09
JPS5432741B2 JPS5432741B2 (https=) 1979-10-16

Family

ID=13579400

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7555076A Granted JPS531461A (en) 1976-06-28 1976-06-28 Etching unit for shadow mask

Country Status (1)

Country Link
JP (1) JPS531461A (https=)

Also Published As

Publication number Publication date
JPS5432741B2 (https=) 1979-10-16

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