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CA823875A - Lens blank blocking - Google Patents

Lens blank blocking

Info

Publication number
CA823875A
CA823875A CA823875A CA823875DA CA823875A CA 823875 A CA823875 A CA 823875A CA 823875 A CA823875 A CA 823875A CA 823875D A CA823875D A CA 823875DA CA 823875 A CA823875 A CA 823875A
Authority
CA
Canada
Prior art keywords
lens blank
blank blocking
blocking
lens
blank
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
CA823875A
Inventor
O. Rudd Milo
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.)
Univis Inc
Original Assignee
Univis Inc
Publication date
Application granted granted Critical
Publication of CA823875A publication Critical patent/CA823875A/en
Expired legal-status Critical Current

Links

CA823875A Lens blank blocking Expired CA823875A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA823875T

Publications (1)

Publication Number Publication Date
CA823875A true CA823875A (en) 1969-09-30

Family

ID=36301295

Family Applications (1)

Application Number Title Priority Date Filing Date
CA823875A Expired CA823875A (en) Lens blank blocking

Country Status (1)

Country Link
CA (1) CA823875A (en)

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