FR6028E - Apparatus for heliographic reproductions - Google Patents
Apparatus for heliographic reproductionsInfo
- Publication number
- FR6028E FR6028E FR6028DA FR6028E FR 6028 E FR6028 E FR 6028E FR 6028D A FR6028D A FR 6028DA FR 6028 E FR6028 E FR 6028E
- Authority
- FR
- France
- Prior art keywords
- heliographic
- reproductions
- heliographic reproductions
- 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.)
- Expired
Links
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
- G03B27/02—Exposure apparatus for contact printing
- G03B27/14—Details
- G03B27/18—Maintaining or producing contact pressure between original and light-sensitive material
- G03B27/22—Maintaining or producing contact pressure between original and light-sensitive material by stretching over a curved surface
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR353924T | 1905-01-28 | ||
FR6028T | 1906-03-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR6028E true FR6028E (en) | 1906-08-20 |
Family
ID=1349032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6028D Expired FR6028E (en) | 1905-01-28 | 1906-03-03 | Apparatus for heliographic reproductions |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR6028E (en) |
-
1906
- 1906-03-03 FR FR6028D patent/FR6028E/en not_active Expired
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