CA357357A - Verre bifocal et telescopique - Google Patents
Verre bifocal et telescopiqueInfo
- Publication number
- CA357357A CA357357A CA357357A CA357357DA CA357357A CA 357357 A CA357357 A CA 357357A CA 357357 A CA357357 A CA 357357A CA 357357D A CA357357D A CA 357357DA CA 357357 A CA357357 A CA 357357A
- Authority
- CA
- Canada
- Prior art keywords
- telescopic
- bifocal lens
- bifocal
- lens
- telescopic bifocal
- 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 |
|---|---|---|---|
| CA357357T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA357357A true CA357357A (fr) | 1936-04-21 |
Family
ID=35356697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA357357A Expired CA357357A (fr) | Verre bifocal et telescopique |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA357357A (fr) |
-
0
- CA CA357357A patent/CA357357A/fr not_active Expired
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