CA757833A - Light filter - Google Patents
Light filterInfo
- Publication number
- CA757833A CA757833A CA757833A CA757833DA CA757833A CA 757833 A CA757833 A CA 757833A CA 757833 A CA757833 A CA 757833A CA 757833D A CA757833D A CA 757833DA CA 757833 A CA757833 A CA 757833A
- Authority
- CA
- Canada
- Prior art keywords
- light filter
- filter
- light
- Prior art date
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA757833T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA757833A true CA757833A (en) | 1967-05-02 |
Family
ID=36194942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA757833A Expired CA757833A (en) | Light filter |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA757833A (en) |
-
0
- CA CA757833A patent/CA757833A/en not_active Expired
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA857059A (en) | Light shield | |
| AU408960B2 (en) | An improved light fitting | |
| AU418543B2 (en) | Strainer | |
| CA757833A (en) | Light filter | |
| CA752639A (en) | Light filter | |
| CA765100A (en) | Optical filter | |
| CA751142A (en) | Variable light filter | |
| CA753848A (en) | Ambient light filter | |
| CA769247A (en) | Filter | |
| CA754893A (en) | Filter | |
| CA760267A (en) | Filter | |
| CA771987A (en) | Filter | |
| CA753477A (en) | Filter | |
| CA753456A (en) | Filter | |
| CA755917A (en) | Filter | |
| CA749765A (en) | Filter | |
| CA762108A (en) | Filter | |
| CA733745A (en) | Light filter | |
| AU418635B2 (en) | Filter arrangement | |
| CA770406A (en) | Fiber filter | |
| CA932401A (en) | Combination sequence filter | |
| CA716115A (en) | Light filter | |
| CA770984A (en) | Filter unit | |
| CA703875A (en) | Light filters | |
| CA769495A (en) | Filter element |