CA149649A - Lentille a foyer double - Google Patents

Lentille a foyer double

Info

Publication number
CA149649A
CA149649A CA000149649A CA149649DA CA149649A CA 149649 A CA149649 A CA 149649A CA 000149649 A CA000149649 A CA 000149649A CA 149649D A CA149649D A CA 149649DA CA 149649 A CA149649 A CA 149649A
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
Application number
CA000149649A
Other languages
English (en)
Inventor
Edwin R. Talley
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA149649A publication Critical patent/CA149649A/fr
Expired legal-status Critical Current

Links

CA000149649A 1913-03-25 1913-03-25 Lentille a foyer double Expired CA149649A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA149649T 1913-03-25

Publications (1)

Publication Number Publication Date
CA149649A true CA149649A (fr) 1913-07-29

Family

ID=45269363

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000149649A Expired CA149649A (fr) 1913-03-25 1913-03-25 Lentille a foyer double

Country Status (1)

Country Link
CA (1) CA149649A (fr)

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