BE691437A - - Google Patents

Info

Publication number
BE691437A
BE691437A BE691437DA BE691437A BE 691437 A BE691437 A BE 691437A BE 691437D A BE691437D A BE 691437DA BE 691437 A BE691437 A BE 691437A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE691437A publication Critical patent/BE691437A/xx

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
    • G03B27/16—Illumination arrangements, e.g. positioning of lamps, positioning of reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Glass Compositions (AREA)
BE691437D 1965-12-22 1966-12-19 BE691437A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEK0057981 1965-12-22

Publications (1)

Publication Number Publication Date
BE691437A true BE691437A (zh) 1967-06-19

Family

ID=7228494

Family Applications (1)

Application Number Title Priority Date Filing Date
BE691437D BE691437A (zh) 1965-12-22 1966-12-19

Country Status (8)

Country Link
US (1) US3503681A (zh)
AT (1) AT278525B (zh)
BE (1) BE691437A (zh)
ES (1) ES334778A1 (zh)
FR (1) FR1505272A (zh)
GB (1) GB1163607A (zh)
NL (1) NL6617429A (zh)
SE (1) SE313251B (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3752579A (en) * 1971-06-14 1973-08-14 Pek Inc Light exposure apparatus and method
JPS50902A (zh) * 1973-05-04 1975-01-08
US4335421A (en) * 1980-03-17 1982-06-15 Modia Joseph W Light fixture, light aperture and method of uniformly illuminating an optically diffusive viewing area
GB2123540A (en) * 1982-04-20 1984-02-01 Cameron Elkins Cozier Light fittings
US5147761A (en) * 1990-06-11 1992-09-15 W. R. Grace & Co.-Conn. Method for preparing relief image printing plates
US6245487B1 (en) * 1999-08-26 2001-06-12 Polyfibron Technologies, Inc. Methods for enhancing images on relief image printing plates

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2817754A (en) * 1954-08-26 1957-12-24 Bridgeport Metal Goods Mfg Co Torch head safety flash light
US2971083A (en) * 1958-11-14 1961-02-07 Gen Electric Low brightness louver
US2990763A (en) * 1959-07-08 1961-07-04 Gen Aniline & Film Corp Diazo type printing apparatus
US3217625A (en) * 1963-07-05 1965-11-16 Tecnifax Corp High resolution reproduction apparatus
US3377482A (en) * 1965-12-23 1968-04-09 Podany Oldrich Reflector assembly for fluorescent tubes

Also Published As

Publication number Publication date
ES334778A1 (es) 1967-12-01
DE1522776B2 (de) 1975-11-13
FR1505272A (fr) 1967-12-08
US3503681A (en) 1970-03-31
SE313251B (zh) 1969-08-04
DE1522776A1 (de) 1969-10-30
AT278525B (de) 1970-02-10
NL6617429A (zh) 1967-06-23
GB1163607A (en) 1969-09-10

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: HOECHST A.G.

Effective date: 19861219