FR2224782A1 - - Google Patents
Info
- Publication number
- FR2224782A1 FR2224782A1 FR7411642A FR7411642A FR2224782A1 FR 2224782 A1 FR2224782 A1 FR 2224782A1 FR 7411642 A FR7411642 A FR 7411642A FR 7411642 A FR7411642 A FR 7411642A FR 2224782 A1 FR2224782 A1 FR 2224782A1
- 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.)
- Withdrawn
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
- G03B23/00—Devices for changing pictures in viewing apparatus or projectors
- G03B23/08—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier
- G03B23/12—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier linear strip carrier
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2251973A IT981851B (it) | 1973-04-03 | 1973-04-03 | Apparecchio proiettore e visore di immagini |
| IT302873A IT1045281B (it) | 1973-12-17 | 1973-12-17 | Apparecchio prociettore e visore di immagini |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2224782A1 true FR2224782A1 (enExample) | 1974-10-31 |
Family
ID=26325296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7411642A Withdrawn FR2224782A1 (enExample) | 1973-04-03 | 1974-04-02 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5028330A (enExample) |
| DE (1) | DE2415875A1 (enExample) |
| FR (1) | FR2224782A1 (enExample) |
| IL (1) | IL44544A0 (enExample) |
| NL (1) | NL7404591A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2311329A1 (fr) * | 1975-05-15 | 1976-12-10 | Meccano France Sa | Visionneuse de poche a vues fixes |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4396262A (en) | 1980-01-25 | 1983-08-02 | View-Master International Group | Hand held transparency projector with simple advance mechanism |
| CA1151916A (en) * | 1980-01-25 | 1983-08-16 | John J. Richardson | Hand held transparency projector with simple advance mechanism |
| CN1297480C (zh) * | 2002-03-05 | 2007-01-31 | 平顶山市汇源化学工业公司 | 从拜耳法铝酸钠溶液中清除有机物的工艺 |
-
1974
- 1974-04-01 IL IL44544A patent/IL44544A0/xx unknown
- 1974-04-02 DE DE2415875A patent/DE2415875A1/de active Pending
- 1974-04-02 FR FR7411642A patent/FR2224782A1/fr not_active Withdrawn
- 1974-04-03 JP JP49037043A patent/JPS5028330A/ja active Pending
- 1974-04-03 NL NL7404591A patent/NL7404591A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2311329A1 (fr) * | 1975-05-15 | 1976-12-10 | Meccano France Sa | Visionneuse de poche a vues fixes |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5028330A (enExample) | 1975-03-22 |
| IL44544A0 (en) | 1974-06-30 |
| NL7404591A (enExample) | 1974-10-07 |
| DE2415875A1 (de) | 1974-10-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |