CH225174A - Papierhalter für photographische Vergrösserungsgeräte. - Google Patents
Papierhalter für photographische Vergrösserungsgeräte.Info
- Publication number
- CH225174A CH225174A CH225174DA CH225174A CH 225174 A CH225174 A CH 225174A CH 225174D A CH225174D A CH 225174DA CH 225174 A CH225174 A CH 225174A
- Authority
- CH
- Switzerland
- Prior art keywords
- paper holders
- photographic enlargers
- enlargers
- photographic
- holders
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
- C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
- C23G5/04—Apparatus
-
- 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
- G03B27/58—Baseboards, masking frames, or other holders for the sensitive material
- G03B27/582—Baseboards, easels
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cleaning By Liquid Or Steam (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE30241X | 1941-02-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH225174A true CH225174A (de) | 1943-01-15 |
Family
ID=5621893
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH226030D CH226030A (de) | 1941-02-03 | 1942-02-02 | Verfahren und Vorrichtung zur Reinigung von Gegenständen mittels Dämpfen von organischen Lösungsmitteln. |
CH225174D CH225174A (de) | 1941-02-03 | 1942-02-13 | Papierhalter für photographische Vergrösserungsgeräte. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH226030D CH226030A (de) | 1941-02-03 | 1942-02-02 | Verfahren und Vorrichtung zur Reinigung von Gegenständen mittels Dämpfen von organischen Lösungsmitteln. |
Country Status (1)
Country | Link |
---|---|
CH (2) | CH226030A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE909167C (de) * | 1950-02-24 | 1954-04-15 | Josef Uhl | Vorrichtung zum Reinigen von Getriebeteilen und anderen Teilen |
DE1107480B (de) * | 1955-09-08 | 1961-05-25 | Josef Albert Dreyer | Reinigungs- und Entfettungsapparat |
-
1942
- 1942-02-02 CH CH226030D patent/CH226030A/de unknown
- 1942-02-13 CH CH225174D patent/CH225174A/de unknown
Also Published As
Publication number | Publication date |
---|---|
CH226030A (de) | 1943-03-15 |
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