ES61852Y - Projection screen perfected - Google Patents
Projection screen perfectedInfo
- Publication number
- ES61852Y ES61852Y ES0061852U ES61852U ES61852Y ES 61852 Y ES61852 Y ES 61852Y ES 0061852 U ES0061852 U ES 0061852U ES 61852 U ES61852 U ES 61852U ES 61852 Y ES61852 Y ES 61852Y
- Authority
- ES
- Spain
- Prior art keywords
- perfected
- projection screen
- projection
- screen
- screen perfected
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES0061852U ES61852Y (en) | 1957-09-13 | 1957-09-13 | Projection screen perfected |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES0061852U ES61852Y (en) | 1957-09-13 | 1957-09-13 | Projection screen perfected |
Publications (2)
Publication Number | Publication Date |
---|---|
ES61852U ES61852U (en) | 1957-10-16 |
ES61852Y true ES61852Y (en) | 1958-09-01 |
Family
ID=52704279
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES0061852U Expired ES61852Y (en) | 1957-09-13 | 1957-09-13 | Projection screen perfected |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES61852Y (en) |
-
1957
- 1957-09-13 ES ES0061852U patent/ES61852Y/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES61852U (en) | 1957-10-16 |
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