FR2099421B3 - - Google Patents
Info
- Publication number
- FR2099421B3 FR2099421B3 FR7105375A FR7105375A FR2099421B3 FR 2099421 B3 FR2099421 B3 FR 2099421B3 FR 7105375 A FR7105375 A FR 7105375A FR 7105375 A FR7105375 A FR 7105375A FR 2099421 B3 FR2099421 B3 FR 2099421B3
- 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
- G09F13/28—Signs formed by filament-type lamp
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Electromagnetism (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7105375A FR2099421B3 (OSRAM) | 1971-02-17 | 1971-02-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7105375A FR2099421B3 (OSRAM) | 1971-02-17 | 1971-02-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2099421A3 FR2099421A3 (OSRAM) | 1972-03-17 |
| FR2099421B3 true FR2099421B3 (OSRAM) | 1973-10-19 |
Family
ID=9072040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7105375A Expired FR2099421B3 (OSRAM) | 1971-02-17 | 1971-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2099421B3 (OSRAM) |
-
1971
- 1971-02-17 FR FR7105375A patent/FR2099421B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2099421A3 (OSRAM) | 1972-03-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |