BE454432A - - Google Patents
Info
- Publication number
- BE454432A BE454432A BE454432DA BE454432A BE 454432 A BE454432 A BE 454432A BE 454432D A BE454432D A BE 454432DA BE 454432 A BE454432 A BE 454432A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/40—Closing vessels
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL250194X | 1943-02-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE454432A true BE454432A (en:Method) |
Family
ID=19781052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE454432D BE454432A (en:Method) | 1943-02-18 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE454432A (en:Method) |
| CH (1) | CH250194A (en:Method) |
| FR (1) | FR902010A (en:Method) |
| GB (1) | GB635984A (en:Method) |
-
0
- BE BE454432D patent/BE454432A/xx unknown
-
1944
- 1944-02-16 CH CH250194D patent/CH250194A/de unknown
- 1944-02-16 FR FR902010D patent/FR902010A/fr not_active Expired
-
1946
- 1946-10-17 GB GB30966/46A patent/GB635984A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH250194A (de) | 1947-08-15 |
| FR902010A (fr) | 1945-08-16 |
| GB635984A (en) | 1950-04-19 |