BE441983A - - Google Patents
Info
- Publication number
- BE441983A BE441983A BE441983DA BE441983A BE 441983 A BE441983 A BE 441983A BE 441983D A BE441983D A BE 441983DA BE 441983 A BE441983 A BE 441983A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
- H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
- H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
- H01J7/186—Getter supports
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE870130X | 1940-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE441983A true BE441983A (https=) |
Family
ID=6804065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE441983D BE441983A (https=) | 1940-02-20 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE441983A (https=) |
| FR (1) | FR870130A (https=) |
| NL (1) | NL55093C (https=) |
-
0
- NL NL55093D patent/NL55093C/xx active
- BE BE441983D patent/BE441983A/xx unknown
-
1941
- 1941-02-18 FR FR870130D patent/FR870130A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR870130A (fr) | 1942-03-03 |
| NL55093C (https=) |