FR2175641A1 - - Google Patents
Info
- Publication number
- FR2175641A1 FR2175641A1 FR7209262A FR7209262A FR2175641A1 FR 2175641 A1 FR2175641 A1 FR 2175641A1 FR 7209262 A FR7209262 A FR 7209262A FR 7209262 A FR7209262 A FR 7209262A FR 2175641 A1 FR2175641 A1 FR 2175641A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/02—Tubes with a single discharge path
- H01J21/06—Tubes with a single discharge path having electrostatic control means only
- H01J21/10—Tubes with a single discharge path having electrostatic control means only with one or more immovable internal control electrodes, e.g. triode, pentode, octode
- H01J21/14—Tubes with means for concentrating the electron stream, e.g. beam tetrode
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0029—Electron beam tubes
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7209262A FR2175641B1 (cs) | 1972-03-16 | 1972-03-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7209262A FR2175641B1 (cs) | 1972-03-16 | 1972-03-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2175641A1 true FR2175641A1 (cs) | 1973-10-26 |
| FR2175641B1 FR2175641B1 (cs) | 1977-07-15 |
Family
ID=9095325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7209262A Expired FR2175641B1 (cs) | 1972-03-16 | 1972-03-16 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2175641B1 (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2499311A1 (fr) * | 1981-02-03 | 1982-08-06 | Elektrotekhnichesky Inst | Tube electronique a cathode, anode et electrode de commande sous forme de tiges |
-
1972
- 1972-03-16 FR FR7209262A patent/FR2175641B1/fr not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2499311A1 (fr) * | 1981-02-03 | 1982-08-06 | Elektrotekhnichesky Inst | Tube electronique a cathode, anode et electrode de commande sous forme de tiges |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2175641B1 (cs) | 1977-07-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |