CA877234A - Process for making masks photographically - Google Patents

Process for making masks photographically

Info

Publication number
CA877234A
CA877234A CA877234A CA877234DA CA877234A CA 877234 A CA877234 A CA 877234A CA 877234 A CA877234 A CA 877234A CA 877234D A CA877234D A CA 877234DA CA 877234 A CA877234 A CA 877234A
Authority
CA
Canada
Prior art keywords
photographically
making masks
masks
making
masks photographically
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.)
Expired
Application number
CA877234A
Inventor
Chand Nirmal
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Publication date
Application granted granted Critical
Publication of CA877234A publication Critical patent/CA877234A/en
Expired legal-status Critical Current

Links

CA877234A Process for making masks photographically Expired CA877234A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA877234T

Publications (1)

Publication Number Publication Date
CA877234A true CA877234A (en) 1971-08-03

Family

ID=36363097

Family Applications (1)

Application Number Title Priority Date Filing Date
CA877234A Expired CA877234A (en) Process for making masks photographically

Country Status (1)

Country Link
CA (1) CA877234A (en)

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