CA400691A - Machine a meuler et a polir les lentilles - Google Patents

Machine a meuler et a polir les lentilles

Info

Publication number
CA400691A
CA400691A CA400691A CA400691DA CA400691A CA 400691 A CA400691 A CA 400691A CA 400691 A CA400691 A CA 400691A CA 400691D A CA400691D A CA 400691DA CA 400691 A CA400691 A CA 400691A
Authority
CA
Canada
Prior art keywords
polishing machine
lens grinding
grinding
lens
polishing
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
CA400691A
Other languages
English (en)
Inventor
A. Lockhart 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.)
SHURON OPTICAL Co
Original Assignee
SHURON OPTICAL Co
Publication date
Application granted granted Critical
Publication of CA400691A publication Critical patent/CA400691A/fr
Expired legal-status Critical Current

Links

CA400691A Machine a meuler et a polir les lentilles Expired CA400691A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA400691T

Publications (1)

Publication Number Publication Date
CA400691A true CA400691A (fr) 1941-11-11

Family

ID=35411137

Family Applications (1)

Application Number Title Priority Date Filing Date
CA400691A Expired CA400691A (fr) Machine a meuler et a polir les lentilles

Country Status (1)

Country Link
CA (1) CA400691A (fr)

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