CA341419A - Lentille multifocale - Google Patents

Lentille multifocale

Info

Publication number
CA341419A
CA341419A CA341419A CA341419DA CA341419A CA 341419 A CA341419 A CA 341419A CA 341419 A CA341419 A CA 341419A CA 341419D A CA341419D A CA 341419DA CA 341419 A CA341419 A CA 341419A
Authority
CA
Canada
Prior art keywords
multifocal lens
multifocal
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
Application number
CA341419A
Other languages
English (en)
Inventor
D. Hubbell Daniel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA341419A publication Critical patent/CA341419A/fr
Expired legal-status Critical Current

Links

CA341419A Lentille multifocale Expired CA341419A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA341419T

Publications (1)

Publication Number Publication Date
CA341419A true CA341419A (fr) 1934-05-08

Family

ID=35312693

Family Applications (1)

Application Number Title Priority Date Filing Date
CA341419A Expired CA341419A (fr) Lentille multifocale

Country Status (1)

Country Link
CA (1) CA341419A (fr)

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