NL25927C - - Google Patents
Info
- Publication number
- NL25927C NL25927C NL25927DA NL25927C NL 25927 C NL25927 C NL 25927C NL 25927D A NL25927D A NL 25927DA NL 25927 C NL25927 C NL 25927C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL310002X | 1928-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL25927C true NL25927C (de) |
Family
ID=19783602
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL25927D NL25927C (de) | 1928-04-19 | ||
| NL25750D NL25750C (de) | 1928-04-19 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL25750D NL25750C (de) | 1928-04-19 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US1983743A (de) |
| AT (1) | AT128605B (de) |
| BE (1) | BE359453A (de) |
| FR (1) | FR672469A (de) |
| GB (1) | GB310002A (de) |
| NL (2) | NL25750C (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE767896C (de) * | 1933-10-31 | 1954-11-15 | Walter Daellenbach Dr | Hitzebestaendige Elektrodeneinfuehrung fuer Vakuumentladungsapparate, z. B. Quecksilberdampfgleichrichter, mit metallenem, von der Vakuum-pumpe abgetrenntem Vakuumgefaess |
| US2433813A (en) * | 1945-08-23 | 1947-12-30 | Sylvania Electric Prod | Electric discharge tube |
-
0
- NL NL25927D patent/NL25927C/xx active
- BE BE359453D patent/BE359453A/xx unknown
- NL NL25750D patent/NL25750C/xx active
-
1929
- 1929-03-22 US US349149A patent/US1983743A/en not_active Expired - Lifetime
- 1929-04-02 AT AT128605D patent/AT128605B/de active
- 1929-04-03 FR FR672469D patent/FR672469A/fr not_active Expired
- 1929-04-15 GB GB11587/29A patent/GB310002A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR672469A (fr) | 1929-12-28 |
| GB310002A (en) | 1930-07-15 |
| BE359453A (de) | |
| AT128605B (de) | 1932-06-10 |
| US1983743A (en) | 1934-12-11 |
| NL25750C (de) |