NL49401C - - Google Patents
Info
- Publication number
- NL49401C NL49401C NL49401DA NL49401C NL 49401 C NL49401 C NL 49401C NL 49401D A NL49401D A NL 49401DA NL 49401 C NL49401 C NL 49401C
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2197760X | 1936-12-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL49401C true NL49401C (en:Method) |
Family
ID=10900948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL49401D NL49401C (en:Method) | 1936-12-01 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2197760A (en:Method) |
| FR (1) | FR830204A (en:Method) |
| NL (1) | NL49401C (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1263766A (en) * | 1969-09-16 | 1972-02-16 | English Electric Valve Co Ltd | Improvements in or relating to electron discharge tubes |
| BE1008050A3 (nl) * | 1994-01-24 | 1996-01-03 | Philips Electronics Nv | Hoge-drukontladingslamp. |
| US20150000882A1 (en) * | 2013-06-26 | 2015-01-01 | Tai-Her Yang | Heat-Dissipating Structure Having Suspended External Tube And Internally Recycling Heat Transfer Fluid And Application Apparatus |
-
0
- NL NL49401D patent/NL49401C/xx active
-
1937
- 1937-11-29 US US176961A patent/US2197760A/en not_active Expired - Lifetime
- 1937-12-01 FR FR830204D patent/FR830204A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2197760A (en) | 1940-04-23 |
| FR830204A (fr) | 1938-07-25 |