CH530024A - Copy frame with glass plate for holding photosensitive paper - Google Patents

Copy frame with glass plate for holding photosensitive paper

Info

Publication number
CH530024A
CH530024A CH493271A CH493271A CH530024A CH 530024 A CH530024 A CH 530024A CH 493271 A CH493271 A CH 493271A CH 493271 A CH493271 A CH 493271A CH 530024 A CH530024 A CH 530024A
Authority
CH
Switzerland
Prior art keywords
glass plate
photosensitive paper
copy frame
holding photosensitive
holding
Prior art date
Application number
CH493271A
Other languages
German (de)
Inventor
Daetwyler Max
Original Assignee
Daetwyler & Co M
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 by Daetwyler & Co M filed Critical Daetwyler & Co M
Priority to CH493271A priority Critical patent/CH530024A/en
Priority to FR7210731A priority patent/FR2136063A5/fr
Priority to DE19722213532 priority patent/DE2213532A1/en
Priority to IT8553972A priority patent/IT957485B/en
Priority to JP3126272A priority patent/JPS5238724B1/ja
Priority to NL7204564A priority patent/NL7204564A/xx
Publication of CH530024A publication Critical patent/CH530024A/en

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/02—Exposure apparatus for contact printing
    • G03B27/14—Details
    • G03B27/18—Maintaining or producing contact pressure between original and light-sensitive material
    • G03B27/20—Maintaining or producing contact pressure between original and light-sensitive material by using a vacuum or fluid pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
CH493271A 1971-04-05 1971-04-05 Copy frame with glass plate for holding photosensitive paper CH530024A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH493271A CH530024A (en) 1971-04-05 1971-04-05 Copy frame with glass plate for holding photosensitive paper
FR7210731A FR2136063A5 (en) 1971-04-05 1972-03-20
DE19722213532 DE2213532A1 (en) 1971-04-05 1972-03-21 Copy frame with glass plate for holding photosensitive paper
IT8553972A IT957485B (en) 1971-04-05 1972-03-27 FRAME FOR MAKING COPIES WITH GLASS PLATE TO RECEIVE LIGHT-SENSITIVE PAPER
JP3126272A JPS5238724B1 (en) 1971-04-05 1972-03-30
NL7204564A NL7204564A (en) 1971-04-05 1972-04-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH493271A CH530024A (en) 1971-04-05 1971-04-05 Copy frame with glass plate for holding photosensitive paper

Publications (1)

Publication Number Publication Date
CH530024A true CH530024A (en) 1972-10-31

Family

ID=4285040

Family Applications (1)

Application Number Title Priority Date Filing Date
CH493271A CH530024A (en) 1971-04-05 1971-04-05 Copy frame with glass plate for holding photosensitive paper

Country Status (6)

Country Link
JP (1) JPS5238724B1 (en)
CH (1) CH530024A (en)
DE (1) DE2213532A1 (en)
FR (1) FR2136063A5 (en)
IT (1) IT957485B (en)
NL (1) NL7204564A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS545222A (en) * 1977-06-15 1979-01-16 Sotokazu Rikuta Equilibrium pressure reducing valve
DE2928320C2 (en) * 1979-07-13 1982-05-06 Siegfried 6484 Birstein Theimer Mat for a copy frame
CA1215412A (en) * 1981-07-29 1986-12-16 Klaus-Peter Schoen Suction device for holding plates

Also Published As

Publication number Publication date
JPS5238724B1 (en) 1977-09-30
FR2136063A5 (en) 1972-12-22
DE2213532A1 (en) 1972-10-12
IT957485B (en) 1973-10-10
NL7204564A (en) 1972-10-09

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Legal Events

Date Code Title Description
PL Patent ceased