BE753360A - - Google Patents
Info
- Publication number
- BE753360A BE753360A BE753360DA BE753360A BE 753360 A BE753360 A BE 753360A BE 753360D A BE753360D A BE 753360DA BE 753360 A BE753360 A BE 753360A
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR6926403A FR2055849A5 (xx) | 1969-08-01 | 1969-08-01 | |
| FR6932263A FR2058705A6 (xx) | 1969-09-22 | 1969-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE753360A true BE753360A (xx) | 1970-12-16 |
Family
ID=26215201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE753360D BE753360A (xx) | 1969-08-01 | 1970-07-13 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE753360A (xx) |
| DE (1) | DE2037283A1 (xx) |
-
1970
- 1970-07-13 BE BE753360D patent/BE753360A/xx unknown
- 1970-07-28 DE DE19702037283 patent/DE2037283A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2037283A1 (de) | 1971-02-11 |