CA403265A - Verre multifocal - Google Patents

Verre multifocal

Info

Publication number
CA403265A
CA403265A CA403265A CA403265DA CA403265A CA 403265 A CA403265 A CA 403265A CA 403265 A CA403265 A CA 403265A CA 403265D A CA403265D A CA 403265DA CA 403265 A CA403265 A CA 403265A
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
CA403265A
Other languages
English (en)
Inventor
Rupert Silverman Jack
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.)
UNIVIS Corp
Original Assignee
UNIVIS Corp
Publication date
Application granted granted Critical
Publication of CA403265A publication Critical patent/CA403265A/fr
Expired legal-status Critical Current

Links

CA403265A Verre multifocal Expired CA403265A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA403265T

Publications (1)

Publication Number Publication Date
CA403265A true CA403265A (fr) 1942-03-03

Family

ID=35413713

Family Applications (1)

Application Number Title Priority Date Filing Date
CA403265A Expired CA403265A (fr) Verre multifocal

Country Status (1)

Country Link
CA (1) CA403265A (fr)

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