CA211867A - Instrument d'optique pour traitement de la vue - Google Patents

Instrument d'optique pour traitement de la vue

Info

Publication number
CA211867A
CA211867A CA211867A CA211867DA CA211867A CA 211867 A CA211867 A CA 211867A CA 211867 A CA211867 A CA 211867A CA 211867D A CA211867D A CA 211867DA CA 211867 A CA211867 A CA 211867A
Authority
CA
Canada
Prior art keywords
treating light
treating
light
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
CA211867A
Other languages
English (en)
Inventor
O. Tate Alfred
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 CA211867A publication Critical patent/CA211867A/fr
Expired legal-status Critical Current

Links

CA211867A Instrument d'optique pour traitement de la vue Expired CA211867A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA211867T

Publications (1)

Publication Number Publication Date
CA211867A true CA211867A (fr) 1921-05-24

Family

ID=35105646

Family Applications (1)

Application Number Title Priority Date Filing Date
CA211867A Expired CA211867A (fr) Instrument d'optique pour traitement de la vue

Country Status (1)

Country Link
CA (1) CA211867A (fr)

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