CA350486A - Light filter - Google Patents
Light filterInfo
- Publication number
- CA350486A CA350486A CA350486A CA350486DA CA350486A CA 350486 A CA350486 A CA 350486A CA 350486 A CA350486 A CA 350486A CA 350486D A CA350486D A CA 350486DA CA 350486 A CA350486 A CA 350486A
- 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 |
---|---|---|---|
CA350486T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA350486A true CA350486A (en) | 1935-05-21 |
Family
ID=35338450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA350486A Expired CA350486A (en) | Light filter |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA350486A (en) |
-
0
- CA CA350486A patent/CA350486A/en not_active Expired
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