CA290202A - Appareil d'essai de la vue - Google Patents

Appareil d'essai de la vue

Info

Publication number
CA290202A
CA290202A CA290202A CA290202DA CA290202A CA 290202 A CA290202 A CA 290202A CA 290202 A CA290202 A CA 290202A CA 290202D A CA290202D A CA 290202DA CA 290202 A CA290202 A CA 290202A
Authority
CA
Canada
Prior art keywords
eye tester
tester
eye
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
CA290202A
Other languages
English (en)
Inventor
D. Ritholz Benjamin
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.)
NATIONAL WATCH AND JEWELRY CO
Original Assignee
NATIONAL WATCH AND JEWELRY CO
Publication date
Application granted granted Critical
Publication of CA290202A publication Critical patent/CA290202A/fr
Expired legal-status Critical Current

Links

CA290202A Appareil d'essai de la vue Expired CA290202A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA290202T

Publications (1)

Publication Number Publication Date
CA290202A true CA290202A (fr) 1929-06-04

Family

ID=35227014

Family Applications (1)

Application Number Title Priority Date Filing Date
CA290202A Expired CA290202A (fr) Appareil d'essai de la vue

Country Status (1)

Country Link
CA (1) CA290202A (fr)

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