CA414804A - Optical filter - Google Patents
Optical filterInfo
- Publication number
- CA414804A CA414804A CA414804A CA414804DA CA414804A CA 414804 A CA414804 A CA 414804A CA 414804 A CA414804 A CA 414804A CA 414804D A CA414804D A CA 414804DA CA 414804 A CA414804 A CA 414804A
- Authority
- CA
- Canada
- Prior art keywords
- optical filter
- filter
- optical
- 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 |
---|---|---|---|
CA414804T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA414804A true CA414804A (en) | 1943-08-31 |
Family
ID=35524000
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA414804A Expired CA414804A (en) | Optical filter |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA414804A (en) |
-
0
- CA CA414804A patent/CA414804A/en not_active Expired
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