DK230782A - Beskyttelsesindretning til transparenter - Google Patents
Beskyttelsesindretning til transparenter Download PDFInfo
- Publication number
- DK230782A DK230782A DK230782A DK230782A DK230782A DK 230782 A DK230782 A DK 230782A DK 230782 A DK230782 A DK 230782A DK 230782 A DK230782 A DK 230782A DK 230782 A DK230782 A DK 230782A
- Authority
- DK
- Denmark
- Prior art keywords
- protection device
- transparent protection
- transparent
- protection
- Prior art date
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
- G03B21/54—Accessories
- G03B21/64—Means for mounting individual pictures to be projected, e.g. frame for transparency
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
- B42F7/00—Filing appliances without fastening means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S353/00—Optics: image projectors
- Y10S353/05—Transparency holder accessories
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK230782A DK230782A (da) | 1982-05-21 | 1982-05-21 | Beskyttelsesindretning til transparenter |
DE19833317988 DE3317988A1 (de) | 1982-05-21 | 1983-05-18 | Schutzeinrichtung fuer transparente |
US06/495,602 US4548487A (en) | 1982-05-21 | 1983-05-18 | Protecting device for transparencies |
GB08314094A GB2124153B (en) | 1982-05-21 | 1983-05-20 | Protective holder for overhead projector transparencies |
US06/760,828 US4679923A (en) | 1982-05-21 | 1985-07-31 | Protecting device for transparencies |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK230782A DK230782A (da) | 1982-05-21 | 1982-05-21 | Beskyttelsesindretning til transparenter |
Publications (1)
Publication Number | Publication Date |
---|---|
DK230782A true DK230782A (da) | 1983-11-22 |
Family
ID=8111500
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK230782A DK230782A (da) | 1982-05-21 | 1982-05-21 | Beskyttelsesindretning til transparenter |
Country Status (4)
Country | Link |
---|---|
US (2) | US4548487A (da) |
DE (1) | DE3317988A1 (da) |
DK (1) | DK230782A (da) |
GB (1) | GB2124153B (da) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK230782A (da) * | 1982-05-21 | 1983-11-22 | Bjarne Mueller Nielsen | Beskyttelsesindretning til transparenter |
SE439999B (sv) * | 1984-07-23 | 1985-07-08 | Nord Ab Ingfirma | Forfarande for presentation av information pa ett flertal arkformiga informationsberare samt anordning for genomforande av forfarandet |
GB9008730D0 (en) * | 1990-04-18 | 1990-06-13 | Ferney Kareen J | Creative tile system |
US5371560A (en) * | 1991-11-15 | 1994-12-06 | Minnesota Mining And Manufacturing Company | Envelope for transparency |
US5266987A (en) * | 1991-11-15 | 1993-11-30 | Minnesota Mining And Manufacturing Company | Envelope for transparencies |
US5237355A (en) * | 1991-11-15 | 1993-08-17 | Minnesota Mining And Manufacturing Company | Envelope for transparency having increased flexibility |
US5321451A (en) * | 1993-08-23 | 1994-06-14 | Bunmi Olugboji | Transparency folder and holder apparatus |
US5426475A (en) * | 1994-05-11 | 1995-06-20 | Israelsen; E. Arvel | Devices for supporting and transporting overhead transparencies which simplifies the usage of such transparencies |
US5584553A (en) * | 1994-06-29 | 1996-12-17 | Avery Dennison Corporation | Reusable presentation frame for overhead transparencies |
US5676443A (en) * | 1996-12-17 | 1997-10-14 | Derelanko; Michael J. | Transparency presentation organizer for overhead projectors |
US5829857A (en) * | 1997-02-18 | 1998-11-03 | Olugboji; Bunmi | Transparency folder and holder apparatus |
US6022111A (en) * | 1997-12-22 | 2000-02-08 | 3M Innovative Properties Company | Self-protected imageable presentation transparency assembly |
US6491775B1 (en) | 2000-06-27 | 2002-12-10 | 3M Innovative Properties | Method of applying a semi-rigid film to a substrate |
US6652286B1 (en) | 2002-06-13 | 2003-11-25 | Timmy L. Larsen | Teaching device |
US7782532B2 (en) * | 2007-08-17 | 2010-08-24 | Photop Technologies, Inc. | Optical isolator device |
US8555560B2 (en) | 2012-03-07 | 2013-10-15 | Quality Edge, Inc. | Roofing corbel |
CA184572S (en) * | 2018-11-13 | 2020-02-06 | Houle Jessica | Document organizer |
JP7339652B2 (ja) * | 2019-09-19 | 2023-09-06 | 株式会社ニック | 書類ファイル |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB819763A (da) * | ||||
US3253358A (en) * | 1963-07-17 | 1966-05-31 | John S Wright | Visual teaching system |
US3279109A (en) * | 1963-12-02 | 1966-10-18 | Whittum Walter | Registration device for overhead projector slides |
US3264767A (en) * | 1964-01-29 | 1966-08-09 | Tecnifax Corp | Pin registration system of producing slide transparencies for overhead projection |
US3438703A (en) * | 1966-11-28 | 1969-04-15 | Carl W Winnemann | Transparency projection accessory |
US3544211A (en) * | 1968-04-22 | 1970-12-01 | Panel Corp Q | Auxiliary stage for a visual projector |
US3524703A (en) * | 1968-07-29 | 1970-08-18 | John S Wright | Transparency storage and display device for an overhead projector |
GB1327826A (en) * | 1972-04-17 | 1973-08-22 | Gardener T J | File for use in storing and displaying transparencies |
US3913740A (en) * | 1973-04-05 | 1975-10-21 | Aaron M Bisberg | Folder for overhead projector and easel use |
DK230782A (da) * | 1982-05-21 | 1983-11-22 | Bjarne Mueller Nielsen | Beskyttelsesindretning til transparenter |
-
1982
- 1982-05-21 DK DK230782A patent/DK230782A/da not_active Application Discontinuation
-
1983
- 1983-05-18 DE DE19833317988 patent/DE3317988A1/de not_active Withdrawn
- 1983-05-18 US US06/495,602 patent/US4548487A/en not_active Expired - Fee Related
- 1983-05-20 GB GB08314094A patent/GB2124153B/en not_active Expired
-
1985
- 1985-07-31 US US06/760,828 patent/US4679923A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4548487A (en) | 1985-10-22 |
GB2124153B (en) | 1986-01-15 |
GB8314094D0 (en) | 1983-06-29 |
GB2124153A (en) | 1984-02-15 |
US4679923A (en) | 1987-07-14 |
DE3317988A1 (de) | 1983-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHS | Application shelved for other reasons than non-payment |