CA380460A - Projection screen - Google Patents
Projection screenInfo
- Publication number
- CA380460A CA380460A CA380460A CA380460DA CA380460A CA 380460 A CA380460 A CA 380460A CA 380460 A CA380460 A CA 380460A CA 380460D A CA380460D A CA 380460DA CA 380460 A CA380460 A CA 380460A
- Authority
- CA
- Canada
- Prior art keywords
- projection screen
- projection
- screen
- 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 |
---|---|---|---|
CA380460T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA380460A true CA380460A (en) | 1939-03-28 |
Family
ID=35384785
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA380460A Expired CA380460A (en) | Projection screen |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA380460A (en) |
-
0
- CA CA380460A patent/CA380460A/en not_active Expired
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