CA595044A - Projection screens - Google Patents
Projection screensInfo
- Publication number
- CA595044A CA595044A CA595044A CA595044DA CA595044A CA 595044 A CA595044 A CA 595044A CA 595044 A CA595044 A CA 595044A CA 595044D A CA595044D A CA 595044DA CA 595044 A CA595044 A CA 595044A
- Authority
- CA
- Canada
- Prior art keywords
- projection screens
- screens
- projection
- 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 |
---|---|---|---|
CA595044T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA595044A true CA595044A (en) | 1960-03-29 |
Family
ID=35808571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA595044A Expired CA595044A (en) | Projection screens |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA595044A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3164124A (en) * | 1963-07-02 | 1965-01-05 | Ehrsam Frederick | Signal mirror |
-
0
- CA CA595044A patent/CA595044A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3164124A (en) * | 1963-07-02 | 1965-01-05 | Ehrsam Frederick | Signal mirror |
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