CA212597A - Methode de preparation de lentilles - Google Patents

Methode de preparation de lentilles

Info

Publication number
CA212597A
CA212597A CA212597A CA212597DA CA212597A CA 212597 A CA212597 A CA 212597A CA 212597 A CA212597 A CA 212597A CA 212597D A CA212597D A CA 212597DA CA 212597 A CA212597 A CA 212597A
Authority
CA
Canada
Prior art keywords
preparing lenses
lenses
preparing
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
CA212597A
Other languages
English (en)
Inventor
William Preston Francis
Taylor William
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 CA212597A publication Critical patent/CA212597A/fr
Expired legal-status Critical Current

Links

CA212597A Methode de preparation de lentilles Expired CA212597A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA212597T

Publications (1)

Publication Number Publication Date
CA212597A true CA212597A (fr) 1921-07-26

Family

ID=35106376

Family Applications (1)

Application Number Title Priority Date Filing Date
CA212597A Expired CA212597A (fr) Methode de preparation de lentilles

Country Status (1)

Country Link
CA (1) CA212597A (fr)

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