NL16787C - - Google Patents
Info
- Publication number
- NL16787C NL16787C NL16787DA NL16787C NL 16787 C NL16787 C NL 16787C NL 16787D A NL16787D A NL 16787DA NL 16787 C NL16787 C NL 16787C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
- H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
- H01K1/56—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US4608A US1632647A (en) | 1925-01-24 | 1925-01-24 | Incandescent lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL16787C true NL16787C (https=) |
Family
ID=21711598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL16787D NL16787C (https=) | 1925-01-24 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1632647A (https=) |
| DE (1) | DE446880C (https=) |
| FR (1) | FR609545A (https=) |
| GB (1) | GB246516A (https=) |
| NL (1) | NL16787C (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3364376A (en) * | 1965-09-21 | 1968-01-16 | Gen Electric | Iodine cycle incandescent lamp including carbon monoxide |
| TWI270918B (en) * | 2003-05-27 | 2007-01-11 | Ip2H Ag | Light source and method for supplying a transport function to a chemical element in a light source |
-
0
- NL NL16787D patent/NL16787C/xx active
-
1925
- 1925-01-24 US US4608A patent/US1632647A/en not_active Expired - Lifetime
- 1925-05-15 DE DEP50526D patent/DE446880C/de not_active Expired
-
1926
- 1926-01-20 FR FR609545D patent/FR609545A/fr not_active Expired
- 1926-01-25 GB GB2127/26A patent/GB246516A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE446880C (de) | 1927-07-13 |
| GB246516A (en) | 1926-03-25 |
| US1632647A (en) | 1927-06-14 |
| FR609545A (fr) | 1926-08-16 |