ES20090Y - Optical device for viewing transparent images. - Google Patents
Optical device for viewing transparent images.Info
- Publication number
- ES20090Y ES20090Y ES0020090U ES20090U ES20090Y ES 20090 Y ES20090 Y ES 20090Y ES 0020090 U ES0020090 U ES 0020090U ES 20090 U ES20090 U ES 20090U ES 20090 Y ES20090 Y ES 20090Y
- Authority
- ES
- Spain
- Prior art keywords
- optical device
- transparent images
- viewing transparent
- viewing
- images
- 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 |
---|---|---|---|
ES0020090U ES20090Y (en) | 1949-05-16 | 1949-05-16 | Optical device for viewing transparent images. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES0020090U ES20090Y (en) | 1949-05-16 | 1949-05-16 | Optical device for viewing transparent images. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES20090U ES20090U (en) | 1949-07-01 |
ES20090Y true ES20090Y (en) | 1949-11-16 |
Family
ID=51084042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES0020090U Expired ES20090Y (en) | 1949-05-16 | 1949-05-16 | Optical device for viewing transparent images. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES20090Y (en) |
-
1949
- 1949-05-16 ES ES0020090U patent/ES20090Y/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES20090U (en) | 1949-07-01 |
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