NL8044C - - Google Patents
Info
- Publication number
- NL8044C NL8044C NL8044DA NL8044C NL 8044 C NL8044 C NL 8044C NL 8044D A NL8044D A NL 8044DA NL 8044 C NL8044 C NL 8044C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/02—Manufacture of incandescent bodies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/02—Incandescent bodies
- H01K1/14—Incandescent bodies characterised by the shape
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Resistance Heating (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US458877XA | 1914-09-11 | 1914-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8044C true NL8044C (xx) |
Family
ID=32586531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8044D NL8044C (xx) | 1914-09-11 |
Country Status (3)
| Country | Link |
|---|---|
| FR (3) | FR458877A (xx) |
| GB (2) | GB191406439A (xx) |
| NL (1) | NL8044C (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7804040A (nl) * | 1978-04-17 | 1979-10-19 | Philips Nv | Elektrische menglichtlamp. |
| US4920624A (en) * | 1988-12-07 | 1990-05-01 | Texas Instruments Incorporated | Method and apparatus for making a double helix thermostat metal spring |
| CN1934675A (zh) * | 2004-03-17 | 2007-03-21 | 皇家飞利浦电子股份有限公司 | 包括两个螺旋形灯丝的白炽灯和灯组件 |
| DE102008059292A1 (de) * | 2008-11-27 | 2010-06-02 | Osram Gesellschaft mit beschränkter Haftung | Glühlampe |
-
0
- NL NL8044D patent/NL8044C/xx active
- FR FR19410A patent/FR19410E/fr not_active Expired
-
1913
- 1913-06-06 FR FR458877A patent/FR458877A/fr not_active Expired
-
1914
- 1914-03-13 GB GB191406439D patent/GB191406439A/en not_active Expired
- 1914-10-23 GB GB191421435D patent/GB191421435A/en not_active Expired
-
1915
- 1915-09-09 FR FR20302A patent/FR20302E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB191421435A (en) | 1915-06-24 |
| FR20302E (fr) | 1917-08-01 |
| FR19410E (fr) | 1915-01-29 |
| FR458877A (fr) | 1913-10-21 |
| GB191406439A (en) | 1920-08-26 |