CA328855A - Machine a polir les lentilles - Google Patents

Machine a polir les lentilles

Info

Publication number
CA328855A
CA328855A CA328855A CA328855DA CA328855A CA 328855 A CA328855 A CA 328855A CA 328855 A CA328855 A CA 328855A CA 328855D A CA328855D A CA 328855DA CA 328855 A CA328855 A CA 328855A
Authority
CA
Canada
Prior art keywords
grinding machine
lens grinding
lens
machine
grinding
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
CA328855A
Other languages
English (en)
Inventor
Butler Albert
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.)
Imperial Optical Co Ltd
Original Assignee
Imperial Optical Co Ltd
Publication date
Application granted granted Critical
Publication of CA328855A publication Critical patent/CA328855A/fr
Expired legal-status Critical Current

Links

CA328855A Machine a polir les lentilles Expired CA328855A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA328855T

Publications (1)

Publication Number Publication Date
CA328855A true CA328855A (fr) 1932-12-27

Family

ID=35291225

Family Applications (1)

Application Number Title Priority Date Filing Date
CA328855A Expired CA328855A (fr) Machine a polir les lentilles

Country Status (1)

Country Link
CA (1) CA328855A (fr)

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