CA905196A - Transmission type projection screen - Google Patents
Transmission type projection screenInfo
- Publication number
- CA905196A CA905196A CA905196DA CA905196A CA 905196 A CA905196 A CA 905196A CA 905196D A CA905196D A CA 905196DA CA 905196 A CA905196 A CA 905196A
- Authority
- CA
- Canada
- Prior art keywords
- projection screen
- transmission type
- type projection
- screen
- transmission
- 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 |
---|---|---|---|
CA905196T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA905196A true CA905196A (en) | 1972-07-18 |
Family
ID=36413008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA905196D Expired CA905196A (en) | Transmission type projection screen |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA905196A (en) |
-
0
- CA CA905196D patent/CA905196A/en not_active Expired
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