SE7009165L - - Google Patents
Info
- Publication number
- SE7009165L SE7009165L SE7009165A SE7009165A SE7009165L SE 7009165 L SE7009165 L SE 7009165L SE 7009165 A SE7009165 A SE 7009165A SE 7009165 A SE7009165 A SE 7009165A SE 7009165 L SE7009165 L SE 7009165L
- Authority
- SE
- Sweden
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
- G03B21/132—Overhead projectors, i.e. capable of projecting hand-writing or drawing during action
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7009165T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE7009165L true SE7009165L (sv) | 1972-01-03 |
Family
ID=42648902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7009165A SE7009165L (sv) |
Country Status (1)
| Country | Link |
|---|---|
| SE (1) | SE7009165L (sv) |
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0
- SE SE7009165A patent/SE7009165L/xx unknown