FR49170E - Appareil de projection microscopique - Google Patents
Appareil de projection microscopiqueInfo
- Publication number
- FR49170E FR49170E FR49170DA FR49170E FR 49170 E FR49170 E FR 49170E FR 49170D A FR49170D A FR 49170DA FR 49170 E FR49170 E FR 49170E
- Authority
- FR
- France
- Prior art keywords
- projection device
- microscopic projection
- microscopic
- projection
- 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
- G03B21/10—Projectors with built-in or built-on screen
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR49170T | 1937-07-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR49170E true FR49170E (fr) | 1938-11-28 |
Family
ID=8684381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR49170D Expired FR49170E (fr) | 1937-07-28 | 1937-07-28 | Appareil de projection microscopique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR49170E (fr) |
-
1937
- 1937-07-28 FR FR49170D patent/FR49170E/fr not_active Expired
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