FR2444286B3 - - Google Patents
Info
- Publication number
- FR2444286B3 FR2444286B3 FR7930901A FR7930901A FR2444286B3 FR 2444286 B3 FR2444286 B3 FR 2444286B3 FR 7930901 A FR7930901 A FR 7930901A FR 7930901 A FR7930901 A FR 7930901A FR 2444286 B3 FR2444286 B3 FR 2444286B3
- 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
- G03B23/00—Devices for changing pictures in viewing apparatus or projectors
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES1978240083U ES240083Y (en) | 1978-12-12 | 1978-12-12 | POCKET PROJECTOR FOR MICRO-SLIDES |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2444286A1 FR2444286A1 (en) | 1980-07-11 |
| FR2444286B3 true FR2444286B3 (en) | 1982-12-31 |
Family
ID=8400124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7930901A Granted FR2444286A1 (en) | 1978-12-12 | 1979-12-12 | POCKET PROJECTOR FOR MINI-SLIDES |
Country Status (12)
| Country | Link |
|---|---|
| AR (1) | AR223019A1 (en) |
| BR (1) | BR7908080A (en) |
| CH (1) | CH634931A5 (en) |
| DE (1) | DE2949547A1 (en) |
| DK (1) | DK526879A (en) |
| ES (1) | ES240083Y (en) |
| FR (1) | FR2444286A1 (en) |
| GB (1) | GB2038024B (en) |
| IT (1) | IT1188867B (en) |
| MX (1) | MX147355A (en) |
| NL (1) | NL7908878A (en) |
| SE (1) | SE7910164L (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112927575B (en) * | 2021-01-25 | 2022-09-23 | 焦作大学 | Auxiliary device suitable for teaching of Chinese language and literature specialty |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB496142A (en) * | 1936-06-08 | 1938-11-25 | Clarence Lee Stephens | Improvements in picture projecting devices |
| US2454233A (en) * | 1946-04-27 | 1948-11-16 | Mathew A Strumor | Picture projecting pistol |
| US4059351A (en) * | 1976-10-15 | 1977-11-22 | Wisotsky Harry A | Hand-held film projectors |
-
1978
- 1978-12-12 ES ES1978240083U patent/ES240083Y/en not_active Expired
-
1979
- 1979-01-12 AR AR279273A patent/AR223019A1/en active
- 1979-12-05 MX MX180319A patent/MX147355A/en unknown
- 1979-12-07 GB GB7942383A patent/GB2038024B/en not_active Expired
- 1979-12-10 NL NL7908878A patent/NL7908878A/en not_active Application Discontinuation
- 1979-12-10 DE DE19792949547 patent/DE2949547A1/en not_active Withdrawn
- 1979-12-11 CH CH1095179A patent/CH634931A5/en not_active IP Right Cessation
- 1979-12-11 SE SE7910164A patent/SE7910164L/en not_active Application Discontinuation
- 1979-12-11 DK DK526879A patent/DK526879A/en not_active Application Discontinuation
- 1979-12-11 BR BR7908080A patent/BR7908080A/en unknown
- 1979-12-11 IT IT51053/79A patent/IT1188867B/en active
- 1979-12-12 FR FR7930901A patent/FR2444286A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| BR7908080A (en) | 1980-07-22 |
| FR2444286A1 (en) | 1980-07-11 |
| DK526879A (en) | 1980-06-13 |
| ES240083U (en) | 1979-02-01 |
| SE7910164L (en) | 1980-06-13 |
| CH634931A5 (en) | 1983-02-28 |
| MX147355A (en) | 1982-11-19 |
| DE2949547A1 (en) | 1980-07-03 |
| AR223019A1 (en) | 1981-07-15 |
| GB2038024A (en) | 1980-07-16 |
| ES240083Y (en) | 1979-07-01 |
| GB2038024B (en) | 1982-08-04 |
| NL7908878A (en) | 1980-06-16 |
| IT7951053A0 (en) | 1979-12-11 |
| IT1188867B (en) | 1988-01-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |