BE420977A - - Google Patents
Info
- Publication number
- BE420977A BE420977A BE420977DA BE420977A BE 420977 A BE420977 A BE 420977A BE 420977D A BE420977D A BE 420977DA BE 420977 A BE420977 A BE 420977A
- 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
- H01J7/183—Composition or manufacture of getters
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL737411X | 1936-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE420977A true BE420977A (en:Method) |
Family
ID=19820427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE420977D BE420977A (en:Method) | 1936-04-09 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE420977A (en:Method) |
| DE (1) | DE737411C (en:Method) |
-
0
- BE BE420977D patent/BE420977A/xx unknown
-
1937
- 1937-04-07 DE DEN40570D patent/DE737411C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE737411C (de) | 1943-07-13 |