FR2195878A1 - - Google Patents
Info
- Publication number
- FR2195878A1 FR2195878A1 FR7231472A FR7231472A FR2195878A1 FR 2195878 A1 FR2195878 A1 FR 2195878A1 FR 7231472 A FR7231472 A FR 7231472A FR 7231472 A FR7231472 A FR 7231472A FR 2195878 A1 FR2195878 A1 FR 2195878A1
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7231472A FR2195878B1 (enExample) | 1972-08-08 | 1972-08-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7231472A FR2195878B1 (enExample) | 1972-08-08 | 1972-08-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2195878A1 true FR2195878A1 (enExample) | 1974-03-08 |
| FR2195878B1 FR2195878B1 (enExample) | 1975-03-07 |
Family
ID=9103900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7231472A Expired FR2195878B1 (enExample) | 1972-08-08 | 1972-08-08 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2195878B1 (enExample) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3511559A (en) * | 1967-07-20 | 1970-05-12 | John T Foster | Light transmitting and distributing device |
-
1972
- 1972-08-08 FR FR7231472A patent/FR2195878B1/fr not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3511559A (en) * | 1967-07-20 | 1970-05-12 | John T Foster | Light transmitting and distributing device |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2195878B1 (enExample) | 1975-03-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |