BE741319A - - Google Patents
Info
- Publication number
- BE741319A BE741319A BE741319DA BE741319A BE 741319 A BE741319 A BE 741319A BE 741319D A BE741319D A BE 741319DA BE 741319 A BE741319 A BE 741319A
- Authority
- BE
- Belgium
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
- G03B21/11—Projectors with built-in or built-on screen for microfilm reading
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Lenses (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5232268 | 1968-11-05 | ||
| GB1612969 | 1969-03-27 | ||
| GB3610169 | 1969-07-17 | ||
| GB4561369 | 1969-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE741319A true BE741319A (fr) | 1970-05-05 |
Family
ID=27448343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE741319D BE741319A (fr) | 1968-11-05 | 1969-11-05 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE741319A (fr) |
| CH (1) | CH508889A (fr) |
| DE (1) | DE1955484A1 (fr) |
| DK (1) | DK126216B (fr) |
| FR (1) | FR2022606A1 (fr) |
| LU (1) | LU59750A1 (fr) |
| NL (1) | NL6916716A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5543377Y2 (fr) * | 1971-09-15 | 1980-10-13 | ||
| DE8807994U1 (de) * | 1988-06-22 | 1988-09-01 | Bayer Ag, 5090 Leverkusen | Vorrichtung zur Diagnostik von Krankheiten bzw. Schädlingen an Pflanzenteilen |
-
1969
- 1969-11-04 DE DE19691955484 patent/DE1955484A1/de active Pending
- 1969-11-04 LU LU59750D patent/LU59750A1/xx unknown
- 1969-11-04 FR FR6937886A patent/FR2022606A1/fr not_active Withdrawn
- 1969-11-04 DK DK582869A patent/DK126216B/da unknown
- 1969-11-05 NL NL6916716A patent/NL6916716A/xx unknown
- 1969-11-05 BE BE741319D patent/BE741319A/xx unknown
- 1969-11-05 CH CH1646869A patent/CH508889A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| LU59750A1 (fr) | 1970-01-13 |
| CH508889A (fr) | 1971-06-15 |
| FR2022606A1 (fr) | 1970-07-31 |
| NL6916716A (fr) | 1970-05-08 |
| DK126216B (da) | 1973-06-18 |
| DE1955484A1 (de) | 1970-05-14 |