FR741789A - - Google Patents
Info
- Publication number
- FR741789A FR741789A FR741789DA FR741789A FR 741789 A FR741789 A FR 741789A FR 741789D A FR741789D A FR 741789DA FR 741789 A FR741789 A FR 741789A
- Authority
- FR
- France
- 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
- G09F13/34—Illuminated signs; Luminous advertising with light sources co-operating with movable members, e.g. with shutters to cover or uncover the light source
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR741789A true FR741789A (it) | 1933-02-18 |
Family
ID=1546280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR741789D Expired FR741789A (it) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR741789A (it) |
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0
- FR FR741789D patent/FR741789A/fr not_active Expired