NL40362C - - Google Patents
Info
- Publication number
- NL40362C NL40362C NL40362DA NL40362C NL 40362 C NL40362 C NL 40362C NL 40362D A NL40362D A NL 40362DA NL 40362 C NL40362 C NL 40362C
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEN34758D DE597745C (de) | 1933-01-17 | 1933-01-17 | Elektrische Entladungsroehre mit Metalldampffuellung, insbesondere zum Aussenden von Lichtstrahlen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL40362C true NL40362C (en:Method) |
Family
ID=7346844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL40362D NL40362C (en:Method) | 1933-01-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US2001516A (en:Method) |
| DE (2) | DE594634C (en:Method) |
| FR (1) | FR757631A (en:Method) |
| GB (2) | GB425601A (en:Method) |
| NL (1) | NL40362C (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2881345A (en) * | 1953-02-03 | 1959-04-07 | Claude General Neon Lights Ltd | Low pressure mercury vapour electric discharge lamps |
| JPS56160753A (en) * | 1980-05-14 | 1981-12-10 | Matsushita Electronics Corp | Fluorescent bulb and manufacturing method |
-
0
- NL NL40362D patent/NL40362C/xx active
-
1932
- 1932-08-16 DE DEN34095D patent/DE594634C/de not_active Expired
-
1933
- 1933-01-17 DE DEN34758D patent/DE597745C/de not_active Expired
- 1933-05-16 US US671318A patent/US2001516A/en not_active Expired - Lifetime
- 1933-06-20 GB GB17581/33A patent/GB425601A/en not_active Expired
- 1933-06-20 GB GB17580/33A patent/GB425103A/en not_active Expired
- 1933-06-26 FR FR757631D patent/FR757631A/fr not_active Expired
-
1934
- 1934-01-05 US US705441A patent/US1961897A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1961897A (en) | 1934-06-05 |
| US2001516A (en) | 1935-05-14 |
| DE594634C (de) | 1934-03-19 |
| GB425601A (en) | 1935-03-19 |
| GB425103A (en) | 1935-03-07 |
| DE597745C (de) | 1934-05-30 |
| FR757631A (fr) | 1933-12-29 |