IT989000B - Maschera fotoresistiva trasparen te reimpiegabile e procedimento di preparazione della stessa - Google Patents

Maschera fotoresistiva trasparen te reimpiegabile e procedimento di preparazione della stessa

Info

Publication number
IT989000B
IT989000B IT25170/73A IT2517073A IT989000B IT 989000 B IT989000 B IT 989000B IT 25170/73 A IT25170/73 A IT 25170/73A IT 2517073 A IT2517073 A IT 2517073A IT 989000 B IT989000 B IT 989000B
Authority
IT
Italy
Prior art keywords
reusable
transparent
procedure
preparation
same
Prior art date
Application number
IT25170/73A
Other languages
English (en)
Italian (it)
Original Assignee
Ibm
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
Priority claimed from US00264653A external-priority patent/US3815978A/en
Application filed by Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT989000B publication Critical patent/IT989000B/it

Links

IT25170/73A 1972-06-20 1973-06-12 Maschera fotoresistiva trasparen te reimpiegabile e procedimento di preparazione della stessa IT989000B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00264653A US3815978A (en) 1972-06-20 1972-06-20 Durable see-through photoresist mask

Publications (1)

Publication Number Publication Date
IT989000B true IT989000B (it) 1975-04-30

Family

ID=23007027

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25170/73A IT989000B (it) 1972-06-20 1973-06-12 Maschera fotoresistiva trasparen te reimpiegabile e procedimento di preparazione della stessa

Country Status (2)

Country Link
JP (1) JPS576102B2 (enExample)
IT (1) IT989000B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57182741A (en) * 1981-05-07 1982-11-10 Dainippon Printing Co Ltd Photomask blank plate
JPS57144550A (en) * 1981-02-28 1982-09-07 Dainippon Printing Co Ltd Blank plate for photomask
JPS57182740A (en) * 1981-05-07 1982-11-10 Dainippon Printing Co Ltd Photomask

Also Published As

Publication number Publication date
JPS4953039A (enExample) 1974-05-23
JPS576102B2 (enExample) 1982-02-03

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