GB1116225A - Improvements in photocopying apparatus - Google Patents

Improvements in photocopying apparatus

Info

Publication number
GB1116225A
GB1116225A GB37742/65A GB3774265A GB1116225A GB 1116225 A GB1116225 A GB 1116225A GB 37742/65 A GB37742/65 A GB 37742/65A GB 3774265 A GB3774265 A GB 3774265A GB 1116225 A GB1116225 A GB 1116225A
Authority
GB
United Kingdom
Prior art keywords
photocopying apparatus
photocopying
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
GB37742/65A
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.)
Dennison Manufacturing Co Ltd
Dennison Manufacturing Co
Original Assignee
Dennison Manufacturing Co Ltd
Dennison Manufacturing Co
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 Dennison Manufacturing Co Ltd, Dennison Manufacturing Co filed Critical Dennison Manufacturing Co Ltd
Publication of GB1116225A publication Critical patent/GB1116225A/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
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/522—Projection optics
    • G03B27/523—Projection optics for full time exposure
    • 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
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/54—Lamp housings; Illuminating means
    • G03B27/542—Lamp housings; Illuminating means for copying cameras, reflex exposure lighting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
GB37742/65A 1964-09-04 1965-09-03 Improvements in photocopying apparatus Expired GB1116225A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US394574A US3272068A (en) 1964-09-04 1964-09-04 Copying apparatus

Publications (1)

Publication Number Publication Date
GB1116225A true GB1116225A (en) 1968-06-06

Family

ID=23559529

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37742/65A Expired GB1116225A (en) 1964-09-04 1965-09-03 Improvements in photocopying apparatus

Country Status (3)

Country Link
US (1) US3272068A (en)
DE (1) DE1472611A1 (en)
GB (1) GB1116225A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3428397A (en) * 1967-12-28 1969-02-18 Dennison Mfg Co Illumination in optical imaging apparatus
US3539258A (en) * 1968-01-10 1970-11-10 Addressograph Multigraph Optical apparatus for document copier

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2081329A (en) * 1934-09-18 1937-05-25 Jr Charles C Gordon Photoprint machine

Also Published As

Publication number Publication date
DE1472611A1 (en) 1968-12-05
US3272068A (en) 1966-09-13

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