BE398672A - - Google Patents
Info
- Publication number
- BE398672A BE398672A BE398672DA BE398672A BE 398672 A BE398672 A BE 398672A BE 398672D A BE398672D A BE 398672DA BE 398672 A BE398672 A BE 398672A
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL760959X | 1932-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE398672A true BE398672A (en:Method) |
Family
ID=19826808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE398672D BE398672A (en:Method) | 1932-10-07 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE398672A (en:Method) |
| FR (1) | FR760959A (en:Method) |
| NL (1) | NL62739C (en:Method) |
-
0
- NL NL62739D patent/NL62739C/xx active
- BE BE398672D patent/BE398672A/xx unknown
-
1933
- 1933-09-18 FR FR760959D patent/FR760959A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR760959A (fr) | 1934-03-07 |
| NL62739C (en:Method) |