CA2589321A1 - Plaque de placido a courbure unique dotees de surfaces supplementaires - Google Patents
Plaque de placido a courbure unique dotees de surfaces supplementaires Download PDFInfo
- Publication number
- CA2589321A1 CA2589321A1 CA002589321A CA2589321A CA2589321A1 CA 2589321 A1 CA2589321 A1 CA 2589321A1 CA 002589321 A CA002589321 A CA 002589321A CA 2589321 A CA2589321 A CA 2589321A CA 2589321 A1 CA2589321 A1 CA 2589321A1
- Authority
- CA
- Canada
- Prior art keywords
- screen
- placido
- light
- additional surfaces
- curvature
- 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.)
- Granted
Links
Landscapes
- Eye Examination Apparatus (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/320,839 US6848791B2 (en) | 2002-12-16 | 2002-12-16 | Single-curvature placido plate with additional surfaces |
US10/320,839 | 2002-12-16 | ||
CA002508721A CA2508721C (fr) | 2002-12-16 | 2003-12-09 | Plaque de placido a courbure unique dotees de surfaces supplementaires |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002508721A Division CA2508721C (fr) | 2002-12-16 | 2003-12-09 | Plaque de placido a courbure unique dotees de surfaces supplementaires |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2589321A1 true CA2589321A1 (fr) | 2004-07-22 |
CA2589321C CA2589321C (fr) | 2011-07-26 |
Family
ID=38337980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2589321A Expired - Fee Related CA2589321C (fr) | 2002-12-16 | 2003-12-09 | Plaque de placido a courbure unique dotees de surfaces supplementaires |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2589321C (fr) |
-
2003
- 2003-12-09 CA CA2589321A patent/CA2589321C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2589321C (fr) | 2011-07-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |
Effective date: 20191209 |
|
MKLA | Lapsed |
Effective date: 20191209 |