ES1014457Y - DEVICE TO PREVENT THE APPEARANCE OF BRIGHTNESS ON WRITING SURFACES. - Google Patents
DEVICE TO PREVENT THE APPEARANCE OF BRIGHTNESS ON WRITING SURFACES.Info
- Publication number
- ES1014457Y ES1014457Y ES9002064U ES9002064U ES1014457Y ES 1014457 Y ES1014457 Y ES 1014457Y ES 9002064 U ES9002064 U ES 9002064U ES 9002064 U ES9002064 U ES 9002064U ES 1014457 Y ES1014457 Y ES 1014457Y
- Authority
- ES
- Spain
- Prior art keywords
- brightness
- appearance
- prevent
- writing surfaces
- writing
- 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 - Lifetime
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9002064U ES1014457Y (en) | 1990-06-29 | 1990-06-29 | DEVICE TO PREVENT THE APPEARANCE OF BRIGHTNESS ON WRITING SURFACES. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9002064U ES1014457Y (en) | 1990-06-29 | 1990-06-29 | DEVICE TO PREVENT THE APPEARANCE OF BRIGHTNESS ON WRITING SURFACES. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES1014457U ES1014457U (en) | 1991-03-16 |
ES1014457Y true ES1014457Y (en) | 1991-09-01 |
Family
ID=8268396
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9002064U Expired - Lifetime ES1014457Y (en) | 1990-06-29 | 1990-06-29 | DEVICE TO PREVENT THE APPEARANCE OF BRIGHTNESS ON WRITING SURFACES. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES1014457Y (en) |
-
1990
- 1990-06-29 ES ES9002064U patent/ES1014457Y/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES1014457U (en) | 1991-03-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1K | Utility model lapsed |
Effective date: 19980601 |