DE207410C - - Google Patents
Info
- Publication number
- DE207410C DE207410C DENDAT207410D DE207410DA DE207410C DE 207410 C DE207410 C DE 207410C DE NDAT207410 D DENDAT207410 D DE NDAT207410D DE 207410D A DE207410D A DE 207410DA DE 207410 C DE207410 C DE 207410C
- Authority
- DE
- Germany
- Prior art keywords
- grid frame
- grid
- rack
- same direction
- gear sectors
- 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
- 238000006073 displacement reaction Methods 0.000 claims 1
- 239000002184 metal Substances 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)
- Apparatus For Radiation Diagnosis (AREA)
- Transmission Devices (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
DE207410C true DE207410C (enrdf_load_stackoverflow) |
Family
ID=469511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DENDAT207410D Active DE207410C (enrdf_load_stackoverflow) |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE207410C (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1096740B (de) * | 1957-06-15 | 1961-01-05 | Powers Chemco Inc | Halbton-Kamera |
-
0
- DE DENDAT207410D patent/DE207410C/de active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1096740B (de) * | 1957-06-15 | 1961-01-05 | Powers Chemco Inc | Halbton-Kamera |
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