NL55885C - - Google Patents
Info
- Publication number
- NL55885C NL55885C NL92261A NL92261A NL55885C NL 55885 C NL55885 C NL 55885C NL 92261 A NL92261 A NL 92261A NL 92261 A NL92261 A NL 92261A NL 55885 C NL55885 C NL 55885C
- 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
- 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
- H01J29/62—Electrostatic lenses
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/32—Tubes wherein the X-rays are produced at or near the end of the tube or a part thereof which tube or part has a small cross-section to facilitate introduction into a small hole or cavity
-
- 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
- H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
- H03B19/06—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes
- H03B19/08—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes by means of a discharge device
- H03B19/10—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes by means of a discharge device using multiplication only
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1938A0086040 DE696419C (de) | 1938-03-06 | 1938-03-06 | Roentgenroehre fuer Hohlkoerperdurchleuchtung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL55885C true NL55885C (zh) | 1944-03-15 |
Family
ID=25944756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL92261A NL55885C (zh) | 1938-03-06 | 1939-03-04 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE696419C (zh) |
| FR (1) | FR851212A (zh) |
| NL (1) | NL55885C (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE972800C (de) * | 1950-12-06 | 1959-09-24 | Elektronik Ges Mit Beschraenkt | Elektronenroehre fuer laengs einer Verzoegerungsleitung fortschreitende sehr kurze elektromagnetische Wellen |
| GB730803A (en) * | 1951-11-08 | 1955-06-01 | Licentia Gmbh | Improvements in and relating to x-ray tubes |
| DE973337C (de) * | 1951-11-08 | 1960-01-28 | Licentia Gmbh | Roentgenroehre fuer punktfoermigen Brennfleck |
-
1938
- 1938-03-06 DE DE1938A0086040 patent/DE696419C/de not_active Expired
-
1939
- 1939-03-04 FR FR851212D patent/FR851212A/fr not_active Expired
- 1939-03-04 NL NL92261A patent/NL55885C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| DE696419C (de) | 1940-09-20 |
| FR851212A (fr) | 1940-01-05 |