FR847722A - Tube électronique - Google Patents
Tube électroniqueInfo
- Publication number
- FR847722A FR847722A FR847722DA FR847722A FR 847722 A FR847722 A FR 847722A FR 847722D A FR847722D A FR 847722DA FR 847722 A FR847722 A FR 847722A
- Authority
- FR
- France
- Prior art keywords
- electron tube
- electron
- tube
- 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
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0002—Construction arrangements of electrode systems
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE847722X | 1937-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR847722A true FR847722A (fr) | 1939-10-16 |
Family
ID=6775398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR847722D Expired FR847722A (fr) | 1937-12-23 | 1938-12-19 | Tube électronique |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR847722A (fr) |
-
1938
- 1938-12-19 FR FR847722D patent/FR847722A/fr not_active Expired
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