BE644604A - - Google Patents
Info
- Publication number
- BE644604A BE644604A BE644604DA BE644604A BE 644604 A BE644604 A BE 644604A BE 644604D A BE644604D A BE 644604DA BE 644604 A BE644604 A BE 644604A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/26—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is obtained by projection of the entire image, i.e. whole-frame projection
-
- 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
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
- G03B27/522—Projection optics
- G03B27/523—Projection optics for full time exposure
-
- 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
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
- G03B27/54—Lamp housings; Illuminating means
- G03B27/542—Lamp housings; Illuminating means for copying cameras, reflex exposure lighting
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US263939A US3272066A (en) | 1963-03-08 | 1963-03-08 | Copying apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE644604A true BE644604A (US06811534-20041102-M00003.png) | 1964-07-01 |
Family
ID=23003889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE644604D BE644604A (US06811534-20041102-M00003.png) | 1963-03-08 | 1964-03-02 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE644604A (US06811534-20041102-M00003.png) |
| GB (1) | GB1064852A (US06811534-20041102-M00003.png) |
| NL (1) | NL6402286A (US06811534-20041102-M00003.png) |
-
1964
- 1964-03-02 BE BE644604D patent/BE644604A/xx unknown
- 1964-03-02 GB GB875764A patent/GB1064852A/en not_active Expired
- 1964-03-06 NL NL6402286A patent/NL6402286A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6402286A (US06811534-20041102-M00003.png) | 1964-09-09 |
| GB1064852A (en) | 1967-04-12 |
