FR555025A - Improvements made to devices intended to display images, drawings, advertisements, etc. - Google Patents
Improvements made to devices intended to display images, drawings, advertisements, etc.Info
- Publication number
- FR555025A FR555025A FR555025DA FR555025A FR 555025 A FR555025 A FR 555025A FR 555025D A FR555025D A FR 555025DA FR 555025 A FR555025 A FR 555025A
- Authority
- FR
- France
- Prior art keywords
- advertisements
- drawings
- display images
- improvements made
- devices intended
- 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
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/12—Signs, boards or panels, illuminated from behind the insignia using a transparent mirror or other light reflecting surface transparent to transmitted light whereby a sign, symbol, picture or other is visible only when illuminated
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB555025X | 1922-02-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR555025A true FR555025A (en) | 1923-06-21 |
Family
ID=10474121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR555025D Expired FR555025A (en) | 1922-02-13 | 1922-08-10 | Improvements made to devices intended to display images, drawings, advertisements, etc. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR555025A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993021622A1 (en) * | 1992-04-13 | 1993-10-28 | Industrias Dobues, S.A. | Continuous exposure apparatus for transparencies |
-
1922
- 1922-08-10 FR FR555025D patent/FR555025A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993021622A1 (en) * | 1992-04-13 | 1993-10-28 | Industrias Dobues, S.A. | Continuous exposure apparatus for transparencies |
ES2043541A2 (en) * | 1992-04-13 | 1993-12-16 | Ind Dobues Sa | Continuous exposure apparatus for transparencies. |
US5515120A (en) * | 1992-04-13 | 1996-05-07 | Imagen Viva, S.L. | Continuous slide projector |
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