NL250303A - - Google Patents
Info
- Publication number
- NL250303A NL250303A NL250303DA NL250303A NL 250303 A NL250303 A NL 250303A NL 250303D A NL250303D A NL 250303DA NL 250303 A NL250303 A NL 250303A
- 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)
- Discharge Lamp (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP22571A DE1172773B (de) | 1959-04-10 | 1959-04-10 | Elektrische Gluehlampe und Verfahren zu deren Herstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL250303A true NL250303A (US20020095090A1-20020718-M00002.png) |
Family
ID=7368802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL250303D NL250303A (US20020095090A1-20020718-M00002.png) | 1959-04-10 |
Country Status (6)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070108901A1 (en) * | 2003-12-16 | 2007-05-17 | Koninklijke Philips Electronic, N.V. | Electric incandescent lamp and method for fabrication thereof |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT72798B (de) * | 1913-11-29 | 1916-11-25 | Westinghouse Metallfaden Glueh | Elektrische Glühlampe. |
| GB123249A (en) * | 1918-05-30 | 1919-02-20 | Osram Robertson Lamp Works Ltd | Improvements in Incandescent Electric Lamps. |
| NL12824C (US20020095090A1-20020718-M00002.png) * | 1922-04-27 | |||
| DE422437C (de) * | 1924-02-14 | 1925-12-01 | Patra Patent Treuhand | Schraubenfoermiger Wolframleuchtkoerper fuer elektrische Gluehlampen |
| DE420644C (de) * | 1924-02-14 | 1925-10-29 | Patra Patent Treuhand | Schraubenfoermiger, aus langen, in ihrem kristallographischen Aufbaue unver-bogenen Kristallen bestehender Wolframleuchtkoerper fuer elektrische Gluehlampen |
| AT125468B (de) * | 1929-01-05 | 1931-11-25 | Allg Gluehlampenfabriks Aktien | Halter für Glühkörper in elektrischen Glühlampen. |
| DE707797C (de) * | 1935-04-02 | 1941-07-03 | Allg Gluehlampenfabriks Akt Ge | Verfahren zur Herstellung gewendelter Leuchtkoerper, insbesondere fuer elektrische Gluehlampen |
| DE708725C (de) * | 1938-08-07 | 1941-07-26 | Allg Gluehlampenfabriks Akt Ge | Verfahren zur Herstellung gewendelter Leuchtkoerper fuer elektrische Gluehlampen |
| BE449302A (US20020095090A1-20020718-M00002.png) * | 1942-02-03 | |||
| US2449786A (en) * | 1943-03-05 | 1948-09-21 | Westinghouse Electric Corp | Getter |
| AT200660B (de) * | 1955-10-14 | 1958-11-25 | Gen Electric | Elektrische Glühlampe und Verfahren zur Herstellung ihres Glühfadenhalters |
| DE1051974B (de) * | 1956-12-22 | 1959-03-05 | Egyesuelt Izzolampa | Gasgefuellte elektrische Gluehlampe |
-
0
- NL NL250303D patent/NL250303A/xx unknown
-
1959
- 1959-04-10 DE DEP22571A patent/DE1172773B/de active Pending
-
1960
- 1960-03-23 CH CH324460A patent/CH381768A/de unknown
- 1960-03-24 DK DK112460A patent/DK98336C/da active
- 1960-04-04 BE BE589342A patent/BE589342A/fr unknown
- 1960-04-06 GB GB1221460A patent/GB891437A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH381768A (de) | 1964-09-15 |
| DE1172773B (de) | 1964-06-25 |
| DK98336C (da) | 1964-03-31 |
| GB891437A (en) | 1962-03-14 |
| BE589342A (fr) | 1960-08-01 |
