DK133485B - Holder for transparencies for overhead projectors. - Google Patents

Holder for transparencies for overhead projectors.

Info

Publication number
DK133485B
DK133485B DK96972A DK96972A DK133485B DK 133485 B DK133485 B DK 133485B DK 96972 A DK96972 A DK 96972A DK 96972 A DK96972 A DK 96972A DK 133485 B DK133485 B DK 133485B
Authority
DK
Denmark
Prior art keywords
transparencies
holder
overhead projectors
projectors
overhead
Prior art date
Application number
DK96972A
Other languages
Danish (da)
Other versions
DK133485C (en
Inventor
Poul-Henrik Kongstad
Original Assignee
Jul Gjellerups Forlag As
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 Jul Gjellerups Forlag As filed Critical Jul Gjellerups Forlag As
Priority to DK96972A priority Critical patent/DK133485B/en
Priority to DE19732309779 priority patent/DE2309779A1/en
Priority to SE7302788A priority patent/SE388488B/en
Priority to NL7302908A priority patent/NL7302908A/xx
Priority to GB1035073A priority patent/GB1428772A/en
Publication of DK133485B publication Critical patent/DK133485B/en
Application granted granted Critical
Publication of DK133485C publication Critical patent/DK133485C/da

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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/132—Overhead projectors, i.e. capable of projecting hand-writing or drawing during action
    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/64—Means for mounting individual pictures to be projected, e.g. frame for transparency
    • 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
    • G03B27/62—Holders for the original
    • G03B27/6207—Holders for the original in copying cameras
    • G03B27/6242—Masks; Overlays; Transparent carriers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Cartons (AREA)
  • Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
DK96972A 1972-03-02 1972-03-02 Holder for transparencies for overhead projectors. DK133485B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DK96972A DK133485B (en) 1972-03-02 1972-03-02 Holder for transparencies for overhead projectors.
DE19732309779 DE2309779A1 (en) 1972-03-02 1973-02-27 HOLDER FOR BOW-SHAPED TRANSPARENTS
SE7302788A SE388488B (en) 1972-03-02 1973-02-28 HALLARE FOR SHEET-SHAPED TRANSPARENTS
NL7302908A NL7302908A (en) 1972-03-02 1973-03-01
GB1035073A GB1428772A (en) 1972-03-02 1973-03-02 Holder for transparencies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK96972A DK133485B (en) 1972-03-02 1972-03-02 Holder for transparencies for overhead projectors.

Publications (2)

Publication Number Publication Date
DK133485B true DK133485B (en) 1976-05-24
DK133485C DK133485C (en) 1976-10-11

Family

ID=8099530

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96972A DK133485B (en) 1972-03-02 1972-03-02 Holder for transparencies for overhead projectors.

Country Status (5)

Country Link
DE (1) DE2309779A1 (en)
DK (1) DK133485B (en)
GB (1) GB1428772A (en)
NL (1) NL7302908A (en)
SE (1) SE388488B (en)

Also Published As

Publication number Publication date
DK133485C (en) 1976-10-11
DE2309779A1 (en) 1973-09-06
GB1428772A (en) 1976-03-17
NL7302908A (en) 1973-09-04
SE388488B (en) 1976-10-04

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