GB2134279B - An overhead projector - Google Patents

An overhead projector

Info

Publication number
GB2134279B
GB2134279B GB08401196A GB8401196A GB2134279B GB 2134279 B GB2134279 B GB 2134279B GB 08401196 A GB08401196 A GB 08401196A GB 8401196 A GB8401196 A GB 8401196A GB 2134279 B GB2134279 B GB 2134279B
Authority
GB
United Kingdom
Prior art keywords
overhead projector
projector
overhead
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
GB08401196A
Other versions
GB2134279A (en
GB8401196D0 (en
Inventor
Jesper Munk Laursen
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.)
Memofax AS
Original Assignee
Memofax 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 Memofax AS filed Critical Memofax AS
Publication of GB8401196D0 publication Critical patent/GB8401196D0/en
Publication of GB2134279A publication Critical patent/GB2134279A/en
Application granted granted Critical
Publication of GB2134279B publication Critical patent/GB2134279B/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/132—Overhead projectors, i.e. capable of projecting hand-writing or drawing during action
GB08401196A 1983-01-21 1984-01-17 An overhead projector Expired GB2134279B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK24283A DK24283A (en) 1983-01-21 1983-01-21 OVERHEAD PROJECTOR

Publications (3)

Publication Number Publication Date
GB8401196D0 GB8401196D0 (en) 1984-02-22
GB2134279A GB2134279A (en) 1984-08-08
GB2134279B true GB2134279B (en) 1986-07-09

Family

ID=8091339

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08401196A Expired GB2134279B (en) 1983-01-21 1984-01-17 An overhead projector

Country Status (4)

Country Link
DE (1) DE3401709A1 (en)
DK (1) DK24283A (en)
FR (1) FR2539886B1 (en)
GB (1) GB2134279B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4728184A (en) * 1987-05-26 1988-03-01 Buhl Industries, Inc. Foldable transparency enlarger for overhead projector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3482911A (en) * 1967-03-20 1969-12-09 William A Noble Image projection apparatus
DE1961215B2 (en) * 1969-12-05 1972-03-16 Kindermann & Co GmbH, 8703 Ochsen fürt WRITING PROJECTOR WITH A DEVICE FOR PROJECTING SLIDES AND FILM STRIPS
DE7018612U (en) * 1970-05-20 1970-12-10 Klaus W Reiser & Co PROJECTION DEVICE.
DE7231583U (en) * 1972-08-23 1973-01-04 Ritzerfeld G WRITING PROJECTOR

Also Published As

Publication number Publication date
DK24283A (en) 1984-07-22
DK24283D0 (en) 1983-01-21
FR2539886B1 (en) 1988-09-23
GB2134279A (en) 1984-08-08
DE3401709A1 (en) 1984-07-26
GB8401196D0 (en) 1984-02-22
FR2539886A1 (en) 1984-07-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee