NL56747C - - Google Patents
Info
- Publication number
- NL56747C NL56747C NL56747DA NL56747C NL 56747 C NL56747 C NL 56747C NL 56747D A NL56747D A NL 56747DA NL 56747 C NL56747 C NL 56747C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
- H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202646XA | 1937-01-30 | 1937-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL56747C true NL56747C (en, 2012) |
Family
ID=21797644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL56747D NL56747C (en, 2012) | 1937-01-30 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH202646A (en, 2012) |
| FR (1) | FR831717A (en, 2012) |
| GB (1) | GB510266A (en, 2012) |
| NL (1) | NL56747C (en, 2012) |
-
0
- NL NL56747D patent/NL56747C/xx active
-
1938
- 1938-01-06 FR FR831717D patent/FR831717A/fr not_active Expired
- 1938-01-28 CH CH202646D patent/CH202646A/de unknown
- 1938-01-31 GB GB3026/38A patent/GB510266A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH202646A (de) | 1939-01-31 |
| FR831717A (fr) | 1938-09-13 |
| GB510266A (en) | 1939-07-31 |