NL6607798A - - Google Patents
Info
- Publication number
- NL6607798A NL6607798A NL6607798A NL6607798A NL6607798A NL 6607798 A NL6607798 A NL 6607798A NL 6607798 A NL6607798 A NL 6607798A NL 6607798 A NL6607798 A NL 6607798A NL 6607798 A NL6607798 A NL 6607798A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/26—Screens; Filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K7/00—Lamps for purposes other than general lighting
- H01K7/02—Lamps for purposes other than general lighting for producing a narrow beam of light; for approximating a point-like source of light, e.g. for searchlight, for cinematographic projector
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6607798A NL6607798A (en) | 1966-06-04 | 1966-06-04 | |
| US638338A US3458746A (en) | 1966-06-04 | 1967-05-15 | Projection lamp with a wire screen for blackening prevention |
| DE19671572759 DE1572759A1 (en) | 1966-06-04 | 1967-05-30 | Combination of a projection lamp and an elliptical condenser mirror and projection lamp for use in such a combination |
| FR108728A FR1525509A (en) | 1966-06-04 | 1967-06-01 | Combination of a projection lamp and an elliptical condenser mirror, and a projection lamp designed for such a combination |
| GB25267/67A GB1184704A (en) | 1966-06-04 | 1967-06-01 | Improvements in or relating to Combinations of a Projection Lamp and Elliptical Condenser Mirror and to Projection Lamps for use in such combinations |
| ES341298A ES341298A1 (en) | 1966-06-04 | 1967-06-02 | Projection lamp with a wire screen for blackening prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6607798A NL6607798A (en) | 1966-06-04 | 1966-06-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6607798A true NL6607798A (en) | 1967-12-05 |
Family
ID=19796796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6607798A NL6607798A (en) | 1966-06-04 | 1966-06-04 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3458746A (en) |
| DE (1) | DE1572759A1 (en) |
| ES (1) | ES341298A1 (en) |
| GB (1) | GB1184704A (en) |
| NL (1) | NL6607798A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT355200B (en) * | 1978-01-23 | 1980-02-25 | Espe Pharm Praep | RADIATION DEVICE FOR THE CURING OF RADIANT DIMENSIONS |
| US4297611A (en) * | 1979-10-02 | 1981-10-27 | Wagner Electric Corporation | Control of tungsten filament erosion in a halogen lamp |
| JP2007516571A (en) * | 2003-07-28 | 2007-06-21 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | light bulb |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA650355A (en) * | 1962-10-16 | Honing Wilhelm | Electric incandescent lamp | |
| BE441281A (en) * | 1940-01-19 | |||
| NL80117C (en) * | 1948-02-21 | |||
| US3025424A (en) * | 1958-06-16 | 1962-03-13 | Gen Electric | Electric lamp |
| US3174067A (en) * | 1960-07-21 | 1965-03-16 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Construction for projection lamps eliminating undesired infrared radiation |
-
1966
- 1966-06-04 NL NL6607798A patent/NL6607798A/xx unknown
-
1967
- 1967-05-15 US US638338A patent/US3458746A/en not_active Expired - Lifetime
- 1967-05-30 DE DE19671572759 patent/DE1572759A1/en active Pending
- 1967-06-01 GB GB25267/67A patent/GB1184704A/en not_active Expired
- 1967-06-02 ES ES341298A patent/ES341298A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1184704A (en) | 1970-03-18 |
| ES341298A1 (en) | 1968-10-16 |
| DE1572759A1 (en) | 1970-02-12 |
| US3458746A (en) | 1969-07-29 |