CA202117A - Appareil a a faconner les surfaces de lentilles - Google Patents

Appareil a a faconner les surfaces de lentilles

Info

Publication number
CA202117A
CA202117A CA202117A CA202117DA CA202117A CA 202117 A CA202117 A CA 202117A CA 202117 A CA202117 A CA 202117A CA 202117D A CA202117D A CA 202117DA CA 202117 A CA202117 A CA 202117A
Authority
CA
Canada
Prior art keywords
surfacing apparatus
lens surfacing
reciprocating lens
reciprocating
surfacing
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
CA202117A
Other languages
English (en)
Inventor
Harvey Pearson John
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 CA202117A publication Critical patent/CA202117A/fr
Expired legal-status Critical Current

Links

CA202117A Appareil a a faconner les surfaces de lentilles Expired CA202117A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA202117T

Publications (1)

Publication Number Publication Date
CA202117A true CA202117A (fr) 1920-07-20

Family

ID=35076553

Family Applications (1)

Application Number Title Priority Date Filing Date
CA202117A Expired CA202117A (fr) Appareil a a faconner les surfaces de lentilles

Country Status (1)

Country Link
CA (1) CA202117A (fr)

Similar Documents

Publication Publication Date Title
CA202117A (fr) Appareil a a faconner les surfaces de lentilles
CA198103A (fr) Appareil a surfaces de lentilles
CA198520A (fr) Scie mecanique
CA214151A (fr) Lentille
CA201720A (fr) Projecteur
CA206504A (fr) Appareil a scier
CA205064A (fr) Lentille
CA201813A (fr) Appareil a travailler le verre
CA203562A (fr) Lentille ophthalmique
CA196391A (fr) Dispositif a redresser les meules
CA202559A (fr) Appareil de pompe
CA192236A (fr) Meule a lentilles
CA214148A (fr) Lentille
CA200698A (fr) Appareil electro-therapeutique
CA203901A (fr) Appareil a halage de billes de bois
CA221445A (fr) Machine a polir les lentilles
CA202315A (fr) Meule a cames
CA211228A (fr) Appareil d'optique
CA200187A (fr) Appareil de natation
CA216232A (fr) Appareil a polir les lentilles
CA195925A (fr) Appareil a resemeller les pneus
CA198559A (fr) Poudre a polir
CA197055A (fr) Machine a viroles
CA214150A (fr) Lentille bifocale
CA203583A (fr) Appareil de combustion