FR743495A - - Google Patents
Info
- Publication number
- FR743495A FR743495A FR743495DA FR743495A FR 743495 A FR743495 A FR 743495A FR 743495D A FR743495D A FR 743495DA FR 743495 A FR743495 A FR 743495A
- 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.)
- 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
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- 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
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR743495A true FR743495A (fr) | 1933-03-31 |
Family
ID=1547746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR743495D Expired FR743495A (fr) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR743495A (fr) |
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0
- FR FR743495D patent/FR743495A/fr not_active Expired