FR678776A - Dispositifs lumineux - Google Patents
Dispositifs lumineuxInfo
- Publication number
- FR678776A FR678776A FR678776DA FR678776A FR 678776 A FR678776 A FR 678776A FR 678776D A FR678776D A FR 678776DA FR 678776 A FR678776 A FR 678776A
- Authority
- FR
- France
- Prior art keywords
- lighting devices
- lighting
- devices
- 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
- G09F13/26—Signs formed by electric discharge tubes
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 |
|---|---|---|---|
| FR678776T | 1929-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR678776A true FR678776A (fr) | 1930-04-04 |
Family
ID=9021235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR678776D Expired FR678776A (fr) | 1929-07-19 | 1929-07-19 | Dispositifs lumineux |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR678776A (fr) |
-
1929
- 1929-07-19 FR FR678776D patent/FR678776A/fr not_active Expired
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