DE158641C - - Google Patents
Info
- Publication number
- DE158641C DE158641C DENDAT158641D DE158641DA DE158641C DE 158641 C DE158641 C DE 158641C DE NDAT158641 D DENDAT158641 D DE NDAT158641D DE 158641D A DE158641D A DE 158641DA DE 158641 C DE158641 C DE 158641C
- Authority
- DE
- Germany
- Prior art keywords
- frame
- grid
- base plate
- camera
- attached
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002184 metal Substances 0.000 claims 1
- 239000005337 ground glass Substances 0.000 description 3
- 208000036829 Device dislocation Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
Classifications
-
- 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
- G03B27/66—Details specially adapted for holding half-tone screens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Accessories Of Cameras (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE158641C true DE158641C (cs) |
Family
ID=424803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT158641D Active DE158641C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE158641C (cs) |
-
0
- DE DENDAT158641D patent/DE158641C/de active Active
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