CA906460A - Method of, and an apparatus for, writing mask patterns on a photographic material by means of light - Google Patents

Method of, and an apparatus for, writing mask patterns on a photographic material by means of light

Info

Publication number
CA906460A
CA906460A CA906460A CA906460DA CA906460A CA 906460 A CA906460 A CA 906460A CA 906460 A CA906460 A CA 906460A CA 906460D A CA906460D A CA 906460DA CA 906460 A CA906460 A CA 906460A
Authority
CA
Canada
Prior art keywords
light
photographic material
mask patterns
writing mask
writing
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
CA906460A
Inventor
T. Klostermann Frits
P. T. H. Jentjens Andreas
G. Bouwer Andrianus
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Publication date
Application granted granted Critical
Publication of CA906460A publication Critical patent/CA906460A/en
Expired legal-status Critical Current

Links

CA906460A Method of, and an apparatus for, writing mask patterns on a photographic material by means of light Expired CA906460A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA906460T

Publications (1)

Publication Number Publication Date
CA906460A true CA906460A (en) 1972-08-01

Family

ID=36414222

Family Applications (1)

Application Number Title Priority Date Filing Date
CA906460A Expired CA906460A (en) Method of, and an apparatus for, writing mask patterns on a photographic material by means of light

Country Status (1)

Country Link
CA (1) CA906460A (en)

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