CA220363A - Optometer - Google Patents

Optometer

Info

Publication number
CA220363A
CA220363A CA220363A CA220363DA CA220363A CA 220363 A CA220363 A CA 220363A CA 220363 A CA220363 A CA 220363A CA 220363D A CA220363D A CA 220363DA CA 220363 A CA220363 A CA 220363A
Authority
CA
Canada
Prior art keywords
optometer
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
CA220363A
Other languages
French (fr)
Inventor
Stephen Hulett Clarence
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 CA220363A publication Critical patent/CA220363A/en
Expired legal-status Critical Current

Links

CA220363A Optometer Expired CA220363A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA220363T

Publications (1)

Publication Number Publication Date
CA220363A true CA220363A (en) 1922-07-04

Family

ID=35114807

Family Applications (1)

Application Number Title Priority Date Filing Date
CA220363A Expired CA220363A (en) Optometer

Country Status (1)

Country Link
CA (1) CA220363A (en)

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