FR2117850A1 - - Google Patents
Info
- Publication number
- FR2117850A1 FR2117850A1 FR7136145A FR7136145A FR2117850A1 FR 2117850 A1 FR2117850 A1 FR 2117850A1 FR 7136145 A FR7136145 A FR 7136145A FR 7136145 A FR7136145 A FR 7136145A FR 2117850 A1 FR2117850 A1 FR 2117850A1
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft
- G08G5/50—Navigation or guidance aids
- G08G5/54—Navigation or guidance aids for approach or landing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWERÂ PLANTSÂ OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D45/00—Aircraft indicators or protectors not otherwise provided for
- B64D45/04—Landing aids; Safety measures to prevent collision with earth's surface
- B64D45/08—Landing aids; Safety measures to prevent collision with earth's surface optical
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/22—Processes or apparatus for obtaining an optical image from holograms
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/22—Processes or apparatus for obtaining an optical image from holograms
- G03H1/2249—Holobject properties
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Traffic Control Systems (AREA)
- Holo Graphy (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Closed-Circuit Television Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702061853 DE2061853A1 (de) | 1970-12-16 | 1970-12-16 | Holographisches Blindlandesystem mit Laserortungsanlage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2117850A1 true FR2117850A1 (https=) | 1972-07-28 |
| FR2117850B1 FR2117850B1 (https=) | 1976-06-04 |
Family
ID=5791110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7136145A Expired FR2117850B1 (https=) | 1970-12-16 | 1971-10-07 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2061853A1 (https=) |
| FR (1) | FR2117850B1 (https=) |
| GB (1) | GB1312389A (https=) |
-
1970
- 1970-12-16 DE DE19702061853 patent/DE2061853A1/de active Pending
-
1971
- 1971-10-07 FR FR7136145A patent/FR2117850B1/fr not_active Expired
- 1971-12-16 GB GB5854071A patent/GB1312389A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2117850B1 (https=) | 1976-06-04 |
| GB1312389A (en) | 1973-04-04 |
| DE2061853A1 (de) | 1972-06-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |