CA178641A - Meule a lentilles - Google Patents

Meule a lentilles

Info

Publication number
CA178641A
CA178641A CA000178641A CA178641DA CA178641A CA 178641 A CA178641 A CA 178641A CA 000178641 A CA000178641 A CA 000178641A CA 178641D A CA178641D A CA 178641DA CA 178641 A CA178641 A CA 178641A
Authority
CA
Canada
Prior art keywords
lens grinder
grinder
lens
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
CA000178641A
Other languages
English (en)
Inventor
William P. Hall
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.)
ONE-PIECE BIFOCAL LENS Co
Original Assignee
ONE-PIECE BIFOCAL LENS Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ONE-PIECE BIFOCAL LENS Co filed Critical ONE-PIECE BIFOCAL LENS Co
Application granted granted Critical
Publication of CA178641A publication Critical patent/CA178641A/fr
Expired legal-status Critical Current

Links

CA000178641A 1917-06-14 1917-06-14 Meule a lentilles Expired CA178641A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA178641T 1917-06-14

Publications (1)

Publication Number Publication Date
CA178641A true CA178641A (fr) 1917-08-07

Family

ID=45298294

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000178641A Expired CA178641A (fr) 1917-06-14 1917-06-14 Meule a lentilles

Country Status (1)

Country Link
CA (1) CA178641A (fr)

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