FR939341A - Improvements to high frequency electron tubes - Google Patents
Improvements to high frequency electron tubesInfo
- Publication number
- FR939341A FR939341A FR939341DA FR939341A FR 939341 A FR939341 A FR 939341A FR 939341D A FR939341D A FR 939341DA FR 939341 A FR939341 A FR 939341A
- Authority
- FR
- France
- Prior art keywords
- high frequency
- electron tubes
- frequency electron
- tubes
- frequency
- Prior art date
- 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
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/54—Amplifiers using transit-time effect in tubes or semiconductor devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/36—Tubes with flat electrodes, e.g. disc electrode
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2055943A GB586351A (en) | 1943-12-08 | 1943-12-08 | Improvements in or relating to thermionic valves |
Publications (1)
Publication Number | Publication Date |
---|---|
FR939341A true FR939341A (en) | 1948-11-10 |
Family
ID=10147898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR939341D Expired FR939341A (en) | 1943-12-08 | 1946-09-07 | Improvements to high frequency electron tubes |
Country Status (3)
Country | Link |
---|---|
ES (1) | ES177217A1 (en) |
FR (1) | FR939341A (en) |
GB (1) | GB586351A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1014264B (en) * | 1955-03-03 | 1957-08-22 | Konink Stearine Kaarsenfabriek | Process for the production of pure high-percentage glycerine |
-
1943
- 1943-12-08 GB GB2055943A patent/GB586351A/en not_active Expired
-
1946
- 1946-09-07 FR FR939341D patent/FR939341A/en not_active Expired
-
1947
- 1947-03-13 ES ES0177217A patent/ES177217A1/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1014264B (en) * | 1955-03-03 | 1957-08-22 | Konink Stearine Kaarsenfabriek | Process for the production of pure high-percentage glycerine |
Also Published As
Publication number | Publication date |
---|---|
ES177217A1 (en) | 1947-04-16 |
GB586351A (en) | 1947-03-17 |
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