GB947717A - Improvements in or relating to devices and methods for producing photocopies - Google Patents

Improvements in or relating to devices and methods for producing photocopies

Info

Publication number
GB947717A
GB947717A GB3020360A GB3020360A GB947717A GB 947717 A GB947717 A GB 947717A GB 3020360 A GB3020360 A GB 3020360A GB 3020360 A GB3020360 A GB 3020360A GB 947717 A GB947717 A GB 947717A
Authority
GB
United Kingdom
Prior art keywords
slot
original
tongue
negative
roller
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
GB3020360A
Other languages
English (en)
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
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 Individual filed Critical Individual
Publication of GB947717A publication Critical patent/GB947717A/en
Expired legal-status Critical Current

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
    • G03B27/30—Details adapted to be combined with processing apparatus
    • G03B27/303—Gas processing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photographic Developing Apparatuses (AREA)
GB3020360A 1959-09-09 1960-09-01 Improvements in or relating to devices and methods for producing photocopies Expired GB947717A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL0034167 1959-09-09

Publications (1)

Publication Number Publication Date
GB947717A true GB947717A (en) 1964-01-29

Family

ID=7266569

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3020360A Expired GB947717A (en) 1959-09-09 1960-09-01 Improvements in or relating to devices and methods for producing photocopies

Country Status (2)

Country Link
CH (1) CH388107A (de)
GB (1) GB947717A (de)

Also Published As

Publication number Publication date
CH388107A (de) 1965-02-15

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