NL24987C - - Google Patents
Info
- Publication number
- NL24987C NL24987C NL41677A NL41677A NL24987C NL 24987 C NL24987 C NL 24987C NL 41677 A NL41677 A NL 41677A NL 41677 A NL41677 A NL 41677A NL 24987 C NL24987 C NL 24987C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL41677A NL24987C (es) | 1928-06-14 | 1928-06-14 | |
| GB2042028A GB321915A (en) | 1928-06-14 | 1928-07-13 | Improvements in or relating to electric discharge tubes |
| FR674565D FR674565A (fr) | 1928-06-14 | 1929-05-03 | Tube à décharges électriques |
| BE360360D BE360360A (es) | 1928-06-14 | 1929-05-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL41677A NL24987C (es) | 1928-06-14 | 1928-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL24987C true NL24987C (es) | 1931-10-15 |
Family
ID=10145660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL41677A NL24987C (es) | 1928-06-14 | 1928-06-14 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE360360A (es) |
| FR (1) | FR674565A (es) |
| GB (1) | GB321915A (es) |
| NL (1) | NL24987C (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL181763C (nl) * | 1977-06-02 | 1987-10-16 | Philips Nv | Glimontladingslamp. |
-
1928
- 1928-06-14 NL NL41677A patent/NL24987C/xx active
- 1928-07-13 GB GB2042028A patent/GB321915A/en not_active Expired
-
1929
- 1929-05-03 FR FR674565D patent/FR674565A/fr not_active Expired
- 1929-05-03 BE BE360360D patent/BE360360A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE360360A (es) | 1929-06-29 |
| GB321915A (en) | 1929-11-13 |
| FR674565A (fr) | 1930-01-30 |