FR2153948A5 - - Google Patents

Info

Publication number
FR2153948A5
FR2153948A5 FR7232193A FR7232193A FR2153948A5 FR 2153948 A5 FR2153948 A5 FR 2153948A5 FR 7232193 A FR7232193 A FR 7232193A FR 7232193 A FR7232193 A FR 7232193A FR 2153948 A5 FR2153948 A5 FR 2153948A5
Authority
FR
France
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
FR7232193A
Other languages
French (fr)
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of FR2153948A5 publication Critical patent/FR2153948A5/fr
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
    • G03B27/34—Means for automatic focusing therefor
    • G03B27/36—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Projection-Type Copiers In General (AREA)
FR7232193A 1971-09-13 1972-09-12 Expired FR2153948A5 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17974571A 1971-09-13 1971-09-13

Publications (1)

Publication Number Publication Date
FR2153948A5 true FR2153948A5 (it) 1973-05-04

Family

ID=22657818

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7232193A Expired FR2153948A5 (it) 1971-09-13 1972-09-12

Country Status (6)

Country Link
US (1) US3728019A (it)
CA (1) CA972602A (it)
DE (1) DE2244705A1 (it)
FR (1) FR2153948A5 (it)
GB (1) GB1402025A (it)
IT (1) IT967350B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4135794A (en) * 1975-05-12 1979-01-23 Addressograph-Multigraph Corporation Photocomposition machine
FR2388300A1 (fr) * 1977-04-20 1978-11-17 Thomson Csf Dispositif optique de projection de motifs comportant un asservissement de focalisation a grandissement constant
US4215922A (en) * 1978-11-01 1980-08-05 Am International, Inc. Method for projecting characters at a selected point size in a photocomposition machine
DE3922512A1 (de) * 1989-07-08 1991-01-17 Kodak Ag Vorrichtung zum umwandeln von lichtsignalen in videosignale
US5450175A (en) * 1993-07-27 1995-09-12 Konica Corporation Image forming apparatus having optical means for image magnification change
KR20030010092A (ko) * 2001-07-25 2003-02-05 엘지니꼬동제련 주식회사 동슬래그를 함유한 콘크리트 벽돌 및 블럭
KR20030080270A (ko) * 2002-04-04 2003-10-17 엘지니꼬동제련 주식회사 동슬래그를 함유한 콘크리트

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1399347A (en) * 1920-08-11 1921-12-06 August F Jobke Focusing device
US1677778A (en) * 1922-09-20 1928-07-17 Johannes Robert Carl August Automatic focusing optical-projection apparatus
US1986693A (en) * 1932-02-09 1935-01-01 Firm Uhertype A G Photographic type composing
US2430252A (en) * 1945-05-01 1947-11-04 Simmon Brothers Inc Auto-focus enlarger
US2568762A (en) * 1948-12-08 1951-09-25 Fed Mfg & Engineering Corp Autofocus enlarger
US3213748A (en) * 1961-02-16 1965-10-26 Durst Ag Automatic focusing arrangement for enlarging apparatus

Also Published As

Publication number Publication date
IT967350B (it) 1974-02-28
CA972602A (en) 1975-08-12
DE2244705A1 (de) 1973-03-22
US3728019A (en) 1973-04-17
GB1402025A (en) 1975-08-06

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Legal Events

Date Code Title Description
ST Notification of lapse