NL17814C - - Google Patents
Info
- Publication number
- NL17814C NL17814C NL17814DA NL17814C NL 17814 C NL17814 C NL 17814C NL 17814D A NL17814D A NL 17814DA NL 17814 C NL17814 C NL 17814C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/02—Tubes with a single discharge path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/62—Leading-in conductors
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1672116X | 1925-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL17814C true NL17814C (xx) |
Family
ID=19872945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL17814D NL17814C (xx) | 1925-04-30 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1672116A (xx) |
| DE (1) | DE475765C (xx) |
| FR (1) | FR610732A (xx) |
| NL (1) | NL17814C (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2869032A (en) * | 1957-04-29 | 1959-01-13 | Raytheon Mfg Co | Noninductive cathode heaters |
-
0
- NL NL17814D patent/NL17814C/xx active
-
1926
- 1926-02-08 FR FR610732D patent/FR610732A/fr not_active Expired
- 1926-02-08 US US86845A patent/US1672116A/en not_active Expired - Lifetime
- 1926-02-09 DE DEN25529D patent/DE475765C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1672116A (en) | 1928-06-05 |
| FR610732A (fr) | 1926-09-11 |
| DE475765C (de) | 1929-05-01 |