BE404639A - - Google Patents
Info
- Publication number
- BE404639A BE404639A BE404639DA BE404639A BE 404639 A BE404639 A BE 404639A BE 404639D A BE404639D A BE 404639DA BE 404639 A BE404639 A BE 404639A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B13/00—Generation of oscillations using deflection of electron beam in a cathode-ray tube
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- 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
- H01J29/94—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
- H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE447039X | 1933-08-09 | ||
| US738389A US2111942A (en) | 1933-08-09 | 1934-08-04 | Electronic tube |
| US191452A US2185135A (en) | 1933-08-09 | 1938-02-19 | Electronic tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE404639A true BE404639A (en) |
Family
ID=32073687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE404639D BE404639A (en) | 1933-08-09 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2185135A (en) |
| BE (1) | BE404639A (en) |
| GB (1) | GB447039A (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2457620A (en) * | 1942-06-26 | 1948-12-28 | Charles R Abraham | Means and method of indicating acceleration |
| BE477678A (en) * | 1946-11-27 | |||
| US2660669A (en) * | 1950-03-16 | 1953-11-24 | Raytheon Mfg Co | Electron discharge device |
| US2704328A (en) * | 1950-11-03 | 1955-03-15 | Nat Union Radio Corp | Electron-beam tube oscillator |
| US2806173A (en) * | 1951-01-09 | 1957-09-10 | Philco Corp | Signal amplitude limiting circuits |
| US2739259A (en) * | 1952-04-08 | 1956-03-20 | Clarence E Neat | Electron discharge tube |
| US2719229A (en) * | 1952-12-08 | 1955-09-27 | Zenith Radio Corp | Bistable switching circuit |
| US2758210A (en) * | 1953-08-10 | 1956-08-07 | Zenith Radio Corp | Oscillators |
| US2816231A (en) * | 1953-09-29 | 1957-12-10 | High Voltage Engineering Corp | Method and apparatus for imparting a scanning movement to a beam of charged particles |
| NL193376A (en) * | 1953-12-22 |
-
0
- BE BE404639D patent/BE404639A/xx unknown
-
1934
- 1934-08-09 GB GB22996/34A patent/GB447039A/en not_active Expired
-
1938
- 1938-02-19 US US191452A patent/US2185135A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB447039A (en) | 1936-05-11 |
| US2185135A (en) | 1939-12-26 |