CA400413A - Porte-filtre des couleurs - Google Patents
Porte-filtre des couleursInfo
- Publication number
- CA400413A CA400413A CA400413A CA400413DA CA400413A CA 400413 A CA400413 A CA 400413A CA 400413 A CA400413 A CA 400413A CA 400413D A CA400413D A CA 400413DA CA 400413 A CA400413 A CA 400413A
- Authority
- CA
- Canada
- Prior art keywords
- colour filter
- filter holder
- holder
- colour
- filter
- 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 |
|---|---|---|---|
| CA400413T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA400413A true CA400413A (fr) | 1941-11-04 |
Family
ID=35410859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA400413A Expired CA400413A (fr) | Porte-filtre des couleurs |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA400413A (fr) |
-
0
- CA CA400413A patent/CA400413A/fr not_active Expired
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