BE738593A - - Google Patents
Info
- Publication number
- BE738593A BE738593A BE738593DA BE738593A BE 738593 A BE738593 A BE 738593A BE 738593D A BE738593D A BE 738593DA BE 738593 A BE738593 A BE 738593A
- 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 |
|---|---|---|---|
| FR167483 | 1968-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE738593A true BE738593A (fr) | 1970-02-16 |
Family
ID=8654905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE738593D BE738593A (fr) | 1968-09-25 | 1969-09-09 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3606582A (fr) |
| BE (1) | BE738593A (fr) |
| CH (1) | CH513336A (fr) |
| DE (1) | DE1946333B2 (fr) |
| FR (1) | FR1587747A (fr) |
| GB (1) | GB1212808A (fr) |
| NL (1) | NL6913982A (fr) |
| SE (1) | SE355048B (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3811794A (en) * | 1972-11-22 | 1974-05-21 | Bell Telephone Labor Inc | Ultrahigh vacuum sublimation pump |
-
1968
- 1968-09-25 FR FR167483A patent/FR1587747A/fr not_active Expired
-
1969
- 1969-09-05 GB GB44110/69A patent/GB1212808A/en not_active Expired
- 1969-09-09 BE BE738593D patent/BE738593A/xx unknown
- 1969-09-12 DE DE19691946333 patent/DE1946333B2/de not_active Withdrawn
- 1969-09-15 NL NL6913982A patent/NL6913982A/xx unknown
- 1969-09-18 US US859171A patent/US3606582A/en not_active Expired - Lifetime
- 1969-09-23 CH CH1435769A patent/CH513336A/fr not_active IP Right Cessation
- 1969-09-24 SE SE13132/69A patent/SE355048B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1212808A (en) | 1970-11-18 |
| SE355048B (fr) | 1973-04-02 |
| DE1946333A1 (de) | 1970-04-09 |
| DE1946333B2 (de) | 1970-12-23 |
| CH513336A (fr) | 1971-09-30 |
| FR1587747A (fr) | 1970-03-27 |
| US3606582A (en) | 1971-09-20 |
| NL6913982A (fr) | 1970-03-31 |