CA703875A - Light filters - Google Patents
Light filtersInfo
- Publication number
- CA703875A CA703875A CA703875A CA703875DA CA703875A CA 703875 A CA703875 A CA 703875A CA 703875 A CA703875 A CA 703875A CA 703875D A CA703875D A CA 703875DA CA 703875 A CA703875 A CA 703875A
- Authority
- CA
- Canada
- Prior art keywords
- light filters
- filters
- 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 |
|---|---|---|---|
| CA703875T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA703875A true CA703875A (en) | 1965-02-16 |
Family
ID=36017549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA703875A Expired CA703875A (en) | Light filters |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA703875A (en) |
-
0
- CA CA703875A patent/CA703875A/en not_active Expired
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