FR741783A - - Google Patents
Info
- Publication number
- FR741783A FR741783A FR741783DA FR741783A FR 741783 A FR741783 A FR 741783A FR 741783D A FR741783D A FR 741783DA FR 741783 A FR741783 A FR 741783A
- Authority
- FR
- France
- 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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR741783A true FR741783A (enrdf_load_stackoverflow) | 1933-02-18 |
Family
ID=1546274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR741783D Expired FR741783A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR741783A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20203140U1 (de) | 2002-02-27 | 2002-08-29 | Arnold, Christian, 63599 Biebergemünd | Blendrahmen für eine Projektionsfläche |
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0
- FR FR741783D patent/FR741783A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20203140U1 (de) | 2002-02-27 | 2002-08-29 | Arnold, Christian, 63599 Biebergemünd | Blendrahmen für eine Projektionsfläche |