JPS62179748U - - Google Patents

Info

Publication number
JPS62179748U
JPS62179748U JP1987061763U JP6176387U JPS62179748U JP S62179748 U JPS62179748 U JP S62179748U JP 1987061763 U JP1987061763 U JP 1987061763U JP 6176387 U JP6176387 U JP 6176387U JP S62179748 U JPS62179748 U JP S62179748U
Authority
JP
Japan
Prior art keywords
semiconductor device
manufacturing
mask substrate
substrate
transparent substrate
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
JP1987061763U
Other languages
English (en)
Japanese (ja)
Other versions
JPS638900Y2 (US06262066-20010717-C00315.png
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 filed Critical
Priority to JP1987061763U priority Critical patent/JPS638900Y2/ja
Publication of JPS62179748U publication Critical patent/JPS62179748U/ja
Application granted granted Critical
Publication of JPS638900Y2 publication Critical patent/JPS638900Y2/ja
Expired legal-status Critical Current

Links

JP1987061763U 1987-04-23 1987-04-23 Expired JPS638900Y2 (US06262066-20010717-C00315.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987061763U JPS638900Y2 (US06262066-20010717-C00315.png) 1987-04-23 1987-04-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987061763U JPS638900Y2 (US06262066-20010717-C00315.png) 1987-04-23 1987-04-23

Publications (2)

Publication Number Publication Date
JPS62179748U true JPS62179748U (US06262066-20010717-C00315.png) 1987-11-14
JPS638900Y2 JPS638900Y2 (US06262066-20010717-C00315.png) 1988-03-16

Family

ID=30895393

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987061763U Expired JPS638900Y2 (US06262066-20010717-C00315.png) 1987-04-23 1987-04-23

Country Status (1)

Country Link
JP (1) JPS638900Y2 (US06262066-20010717-C00315.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4339214B2 (ja) 2004-09-13 2009-10-07 Hoya株式会社 マスクブランク用透明基板とその製造方法及びマスクブランクとその製造方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4330443Y1 (US06262066-20010717-C00315.png) * 1965-07-29 1968-12-12
JPS5217815A (en) * 1975-07-30 1977-02-10 Fuji Photo Film Co Ltd Substrate and material using the same
JPS5229063U (US06262066-20010717-C00315.png) * 1975-08-20 1977-03-01
JPS52117553A (en) * 1976-03-30 1977-10-03 Toshiba Corp Circular mask
JPS5376774U (US06262066-20010717-C00315.png) * 1976-11-30 1978-06-27
JPS53117384A (en) * 1977-03-23 1978-10-13 Nec Corp Photoetching mask
JPS53128278A (en) * 1977-04-14 1978-11-09 Oki Electric Ind Co Ltd Production of lsi mask
JPS5421275A (en) * 1977-07-19 1979-02-17 Mitsubishi Electric Corp Photo mask for semiconductor wafer manufacture
JPS5562736A (en) * 1978-11-01 1980-05-12 Toshiba Corp Mask material for preparation of semiconductor device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1436690A (en) * 1973-07-16 1976-05-19 Peters & Co Self levelling dispenser

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4330443Y1 (US06262066-20010717-C00315.png) * 1965-07-29 1968-12-12
JPS5217815A (en) * 1975-07-30 1977-02-10 Fuji Photo Film Co Ltd Substrate and material using the same
JPS5229063U (US06262066-20010717-C00315.png) * 1975-08-20 1977-03-01
JPS52117553A (en) * 1976-03-30 1977-10-03 Toshiba Corp Circular mask
JPS5376774U (US06262066-20010717-C00315.png) * 1976-11-30 1978-06-27
JPS53117384A (en) * 1977-03-23 1978-10-13 Nec Corp Photoetching mask
JPS53128278A (en) * 1977-04-14 1978-11-09 Oki Electric Ind Co Ltd Production of lsi mask
JPS5421275A (en) * 1977-07-19 1979-02-17 Mitsubishi Electric Corp Photo mask for semiconductor wafer manufacture
JPS5562736A (en) * 1978-11-01 1980-05-12 Toshiba Corp Mask material for preparation of semiconductor device

Also Published As

Publication number Publication date
JPS638900Y2 (US06262066-20010717-C00315.png) 1988-03-16

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