NL41599C - - Google Patents
Info
- Publication number
- NL41599C NL41599C NL41599DA NL41599C NL 41599 C NL41599 C NL 41599C NL 41599D A NL41599D A NL 41599DA NL 41599 C NL41599 C NL 41599C
- 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
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/067—Main electrodes for low-pressure discharge lamps
- H01J61/0672—Main electrodes for low-pressure discharge lamps characterised by the construction of the electrode
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP70194D DE647728C (de) | 1934-10-27 | 1934-10-27 | Elektrische Gas- oder Dampfentladungsroehre, insbesondere elektrische Leuchtroehre |
GB3186034A GB438683A (en) | 1934-11-06 | 1934-11-06 | Improvements in thermionic electrodes |
Publications (1)
Publication Number | Publication Date |
---|---|
NL41599C true NL41599C (zh) |
Family
ID=25990944
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL41599D NL41599C (zh) | 1934-10-27 |
Country Status (3)
Country | Link |
---|---|
US (1) | US2046941A (zh) |
DE (1) | DE647728C (zh) |
NL (1) | NL41599C (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE502063A (zh) * | 1950-03-22 | |||
BE526330A (zh) * | 1953-02-09 | |||
US5278474A (en) * | 1989-01-12 | 1994-01-11 | Tokyo Densoku Kabushiki Kaisha | Discharge tube |
JPH02186551A (ja) * | 1989-01-12 | 1990-07-20 | Tokyo Densoku Kk | 放電管 |
-
0
- NL NL41599D patent/NL41599C/xx active
-
1934
- 1934-10-27 DE DEP70194D patent/DE647728C/de not_active Expired
-
1935
- 1935-10-15 US US45139A patent/US2046941A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE647728C (de) | 1937-07-10 |
US2046941A (en) | 1936-07-07 |