FR73793E - Advanced printer-enlarger - Google Patents
Advanced printer-enlargerInfo
- Publication number
- FR73793E FR73793E FR769044A FR769044A FR73793E FR 73793 E FR73793 E FR 73793E FR 769044 A FR769044 A FR 769044A FR 769044 A FR769044 A FR 769044A FR 73793 E FR73793 E FR 73793E
- Authority
- FR
- France
- Prior art keywords
- enlarger
- advanced printer
- printer
- advanced
- 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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/18—Fire preventing or extinguishing
-
- 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
- G03B21/2053—Intensity control of illuminating light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR769044A FR73793E (en) | 1958-06-25 | 1958-06-25 | Advanced printer-enlarger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR769044A FR73793E (en) | 1958-06-25 | 1958-06-25 | Advanced printer-enlarger |
Publications (1)
Publication Number | Publication Date |
---|---|
FR73793E true FR73793E (en) | 1960-09-05 |
Family
ID=8706848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR769044A Expired FR73793E (en) | 1958-06-25 | 1958-06-25 | Advanced printer-enlarger |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR73793E (en) |
-
1958
- 1958-06-25 FR FR769044A patent/FR73793E/en not_active Expired
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