BE763076A - Appareil et procede de fabrication de masques d'ombre. - Google Patents

Appareil et procede de fabrication de masques d'ombre.

Info

Publication number: BE763076A
Authority: BE; Belgium
Prior art keywords: shadow masks; manufacturing shadow; manufacturing; masks; shadow
Prior art date: 1970-03-02

Application number

BE763076A

Other languages

English (en)

Inventor

J G Davies

J C Thomas

Original Assignee

Buckbee Mears Co

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.)

1970-03-02

Filing date

1971-02-17

Publication date

1971-07-16

1971-02-17 Application filed by Buckbee Mears Co filed Critical Buckbee Mears Co

1971-07-16 Publication of BE763076A publication Critical patent/BE763076A/fr

Links

238000004519 manufacturing process Methods 0.000 title 1
238000000034 method Methods 0.000 title 1

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)
Respiratory Apparatuses And Protective Means (AREA)

BE763076A 1970-03-02 1971-02-17 Appareil et procede de fabrication de masques d'ombre. BE763076A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US1536670A	1970-03-02	1970-03-02

Publications (1)

Publication Number	Publication Date
BE763076A true BE763076A (fr)	1971-07-16

Family

ID=21770984

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE763076A BE763076A (fr)	1970-03-02	1971-02-17	Appareil et procede de fabrication de masques d'ombre.

Country Status (7)

Country	Link
US (1)	US3645811A (fr)
JP (1)	JPS5417265B1 (fr)
BE (1)	BE763076A (fr)
DE (1)	DE2100025A1 (fr)
FR (1)	FR2083796A5 (fr)
GB (1)	GB1263648A (fr)
NL (1)	NL7015085A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4050821A (en) *	1976-09-27	1977-09-27	Bell Telephone Laboratories, Incorporated	Linewidth measurement method and apparatus
US4239586A (en) *	1979-06-29	1980-12-16	International Business Machines Corporation	Etching of multiple holes of uniform size
DE3539874A1 (de) *	1985-11-11	1987-05-14	Hoellmueller Maschbau H	Anlage zum aetzen von zumindest teilweise aus metall, vorzugsweise kupfer, bestehendem aetzgut
US5387313A (en) *	1992-11-09	1995-02-07	Bmc Industries, Inc.	Etchant control system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1188870A (en) *	1912-11-06	1916-06-27	B E Williamson	Etching process.
US2822635A (en) *	1954-10-01	1958-02-11	Norman B Mears	Apparatus and method for etching metal webs

1970
- 1970-03-02 US US15366A patent/US3645811A/en not_active Expired - Lifetime
- 1970-08-28 GB GB41430/70A patent/GB1263648A/en not_active Expired
- 1970-09-24 FR FR7034608A patent/FR2083796A5/fr not_active Expired
- 1970-10-14 NL NL7015085A patent/NL7015085A/xx not_active Application Discontinuation
- 1970-11-11 JP JP9880070A patent/JPS5417265B1/ja active Pending
1971
- 1971-01-02 DE DE19712100025 patent/DE2100025A1/de not_active Withdrawn
- 1971-02-17 BE BE763076A patent/BE763076A/fr unknown

Also Published As

Publication number	Publication date
FR2083796A5 (fr)	1971-12-17
DE2100025A1 (de)	1971-09-23
US3645811A (en)	1972-02-29
JPS5417265B1 (fr)	1979-06-28
NL7015085A (fr)	1971-09-06
GB1263648A (en)	1972-02-16

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