CA224666A - Appareil a polir les lentilles - Google Patents

Appareil a polir les lentilles

Info

Publication number
CA224666A
CA224666A CA224666A CA224666DA CA224666A CA 224666 A CA224666 A CA 224666A CA 224666 A CA224666 A CA 224666A CA 224666D A CA224666D A CA 224666DA CA 224666 A CA224666 A CA 224666A
Authority
CA
Canada
Prior art keywords
grinding lenses
lenses
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
CA224666A
Other languages
English (en)
Inventor
W. Conner Charles
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.)
ONEPIECE BIFOCAL LENS Co
Original Assignee
ONEPIECE BIFOCAL LENS Co
Publication date
Application granted granted Critical
Publication of CA224666A publication Critical patent/CA224666A/fr
Expired legal-status Critical Current

Links

CA224666A Appareil a polir les lentilles Expired CA224666A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA224666T

Publications (1)

Publication Number Publication Date
CA224666A true CA224666A (fr) 1922-10-10

Family

ID=35120269

Family Applications (1)

Application Number Title Priority Date Filing Date
CA224666A Expired CA224666A (fr) Appareil a polir les lentilles

Country Status (1)

Country Link
CA (1) CA224666A (fr)

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