BE527538A - - Google Patents
Info
- Publication number
- BE527538A BE527538A BE527538DA BE527538A BE 527538 A BE527538 A BE 527538A BE 527538D A BE527538D A BE 527538DA BE 527538 A BE527538 A BE 527538A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Surgical Instruments (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Sliding Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB906053A GB736894A (en) | 1953-04-01 | 1953-04-01 | Improvements in vacuum seals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE527538A true BE527538A (en:Method) |
Family
ID=9864615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE527538D BE527538A (en:Method) | 1953-04-01 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE527538A (en:Method) |
| DE (1) | DE1700725U (en:Method) |
| FR (1) | FR1097778A (en:Method) |
| GB (1) | GB736894A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3058232A (en) * | 1960-01-20 | 1962-10-16 | Nat Res Corp | High vacuum |
-
0
- BE BE527538D patent/BE527538A/xx unknown
-
1953
- 1953-04-01 GB GB906053A patent/GB736894A/en not_active Expired
-
1954
- 1954-03-29 DE DE1954N0004069 patent/DE1700725U/de not_active Expired
- 1954-03-30 FR FR1097778D patent/FR1097778A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1097778A (fr) | 1955-07-11 |
| DE1700725U (de) | 1955-06-16 |
| GB736894A (en) | 1955-09-14 |