CA81677A - Ametropometre - Google Patents

Ametropometre

Info

Publication number
CA81677A
CA81677A CA000081677A CA81677DA CA81677A CA 81677 A CA81677 A CA 81677A CA 000081677 A CA000081677 A CA 000081677A CA 81677D A CA81677D A CA 81677DA CA 81677 A CA81677 A CA 81677A
Authority
CA
Canada
Prior art keywords
ametropometer
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
CA000081677A
Other languages
English (en)
Inventor
George Johnston
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 CA81677A publication Critical patent/CA81677A/fr
Expired legal-status Critical Current

Links

CA000081677A 1903-01-16 1903-01-16 Ametropometre Expired CA81677A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA81677T 1903-01-16

Publications (1)

Publication Number Publication Date
CA81677A true CA81677A (fr) 1903-06-30

Family

ID=45198213

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000081677A Expired CA81677A (fr) 1903-01-16 1903-01-16 Ametropometre

Country Status (1)

Country Link
CA (1) CA81677A (fr)

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