BE478103A - - Google Patents
Info
- Publication number
- BE478103A BE478103A BE478103DA BE478103A BE 478103 A BE478103 A BE 478103A BE 478103D A BE478103D A BE 478103DA BE 478103 A BE478103 A BE 478103A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
- H01K1/46—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp supported by a separate part, e.g. base, cap
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2046—Positional adjustment of light sources
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US943072XA | 1941-05-17 | 1941-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE478103A true BE478103A (xx) |
Family
ID=22244401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE478103D BE478103A (xx) | 1941-05-17 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE478103A (xx) |
| FR (1) | FR943072A (xx) |
| NL (1) | NL65079C (xx) |
-
0
- BE BE478103D patent/BE478103A/xx unknown
- NL NL65079D patent/NL65079C/xx active
-
1947
- 1947-03-12 FR FR943072D patent/FR943072A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL65079C (xx) | |
| FR943072A (fr) | 1949-02-25 |