FR589035A - Projection method and apparatus - Google Patents
Projection method and apparatusInfo
- Publication number
- FR589035A FR589035A FR589035DA FR589035A FR 589035 A FR589035 A FR 589035A FR 589035D A FR589035D A FR 589035DA FR 589035 A FR589035 A FR 589035A
- Authority
- FR
- France
- Prior art keywords
- projection method
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US589035XA | 1924-10-31 | 1924-10-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR589035A true FR589035A (en) | 1925-05-22 |
Family
ID=22019633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR589035D Expired FR589035A (en) | 1924-10-31 | 1924-10-27 | Projection method and apparatus |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR589035A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE746553C (en) * | 1940-07-25 | 1944-08-12 | Kodak Ag | Overlay device for double projectors or the like. |
-
1924
- 1924-10-27 FR FR589035D patent/FR589035A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE746553C (en) * | 1940-07-25 | 1944-08-12 | Kodak Ag | Overlay device for double projectors or the like. |
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