CA150105A - Bifocal lens - Google Patents
Bifocal lensInfo
- Publication number
- CA150105A CA150105A CA000150105A CA150105DA CA150105A CA 150105 A CA150105 A CA 150105A CA 000150105 A CA000150105 A CA 000150105A CA 150105D A CA150105D A CA 150105DA CA 150105 A CA150105 A CA 150105A
- Authority
- CA
- Canada
- Prior art keywords
- bifocal lens
- bifocal
- lens
- 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 |
---|---|---|---|
CA150105T | 1913-04-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA150105A true CA150105A (en) | 1913-08-26 |
Family
ID=45269819
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000150105A Expired CA150105A (en) | 1913-04-30 | 1913-04-30 | Bifocal lens |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA150105A (en) |
-
1913
- 1913-04-30 CA CA000150105A patent/CA150105A/en not_active Expired
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