FR850387A - - Google Patents
Info
- Publication number
- FR850387A FR850387A FR850387DA FR850387A FR 850387 A FR850387 A FR 850387A FR 850387D A FR850387D A FR 850387DA FR 850387 A FR850387 A FR 850387A
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/257—Picture signal generators using flying-spot scanners
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/023—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof secondary-electron emitting electrode arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1938F0084484 DE704116C (en) | 1938-02-17 | 1938-02-17 | Method for operating light beam scanners in which the object to be transmitted is scanned by a light beam in a closed space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR850387A true FR850387A (en) | 1939-12-15 |
Family
ID=7114289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR850387D Expired FR850387A (en) | 1938-02-17 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE432748A (en) |
| DE (1) | DE704116C (en) |
| FR (1) | FR850387A (en) |
| NL (1) | NL58112C (en) |
-
0
- FR FR850387D patent/FR850387A/fr not_active Expired
- BE BE432748D patent/BE432748A/xx unknown
- NL NL58112D patent/NL58112C/xx active
-
1938
- 1938-02-17 DE DE1938F0084484 patent/DE704116C/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE432748A (en) | |
| NL58112C (en) | |
| DE704116C (en) | 1941-03-24 |