CA238703A - Production de negatifs pour la photolithographie - Google Patents

Production de negatifs pour la photolithographie

Info

Publication number: CA238703A
Authority: CA; Canada
Prior art keywords: negatives; photolithography; production
Prior art date: 1924-03-18
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.): Expired

Application number

CA238703A

Other languages

English (en)

Inventor

Ullmann Max

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.)

Individual

Original Assignee

Individual

Publication date

1924-03-18

1924-03-18 Application granted granted Critical

1924-03-18 Publication of CA238703A publication Critical patent/CA238703A/fr

Status Expired legal-status Critical Current

Links

238000004519 manufacturing process Methods 0.000 title 1
238000000206 photolithography Methods 0.000 title 1

CA238703A Production de negatifs pour la photolithographie Expired CA238703A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA238703T

Publications (1)

Publication Number	Publication Date
CA238703A true CA238703A (fr)	1924-03-18

Family

ID=35142734

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA238703A Expired CA238703A (fr)			Production de negatifs pour la photolithographie

Country Status (1)

Country	Link
CA (1)	CA238703A (fr)

0
- CA CA238703A patent/CA238703A/fr not_active Expired

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