CA351769A - Lentille multifocale - Google Patents

Lentille multifocale

Info

Publication number
CA351769A
CA351769A CA351769A CA351769DA CA351769A CA 351769 A CA351769 A CA 351769A CA 351769 A CA351769 A CA 351769A CA 351769D A CA351769D A CA 351769DA CA 351769 A CA351769 A CA 351769A
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
CA351769A
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 CA351769A publication Critical patent/CA351769A/fr
Expired legal-status Critical Current

Links

CA351769A Lentille multifocale Expired CA351769A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA351769T

Publications (1)

Publication Number Publication Date
CA351769A true CA351769A (fr) 1935-07-23

Family

ID=35339733

Family Applications (1)

Application Number Title Priority Date Filing Date
CA351769A Expired CA351769A (fr) Lentille multifocale

Country Status (1)

Country Link
CA (1) CA351769A (fr)

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