CA214973A - Process of manufacturing lens - Google Patents

Process of manufacturing lens

Info

Publication number
CA214973A
CA214973A CA214973A CA214973DA CA214973A CA 214973 A CA214973 A CA 214973A CA 214973 A CA214973 A CA 214973A CA 214973D A CA214973D A CA 214973DA CA 214973 A CA214973 A CA 214973A
Authority
CA
Canada
Prior art keywords
manufacturing lens
lens
manufacturing
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
CA214973A
Other languages
French (fr)
Inventor
W. Hill Harry
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.)
American Optical Corp
Original Assignee
American Optical Corp
Publication date
Application granted granted Critical
Publication of CA214973A publication Critical patent/CA214973A/en
Expired legal-status Critical Current

Links

CA214973A Process of manufacturing lens Expired CA214973A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA214973T

Publications (1)

Publication Number Publication Date
CA214973A true CA214973A (en) 1922-01-03

Family

ID=35109417

Family Applications (1)

Application Number Title Priority Date Filing Date
CA214973A Expired CA214973A (en) Process of manufacturing lens

Country Status (1)

Country Link
CA (1) CA214973A (en)

Similar Documents

Publication Publication Date Title
CA214973A (en) Process of manufacturing lens
CA216114A (en) Process of forming bellows
CA223585A (en) Production of oat-groats
CA224110A (en) Production of thocorbanilide
CA223589A (en) Process of manufacturing gases
CA216816A (en) Process of making pyroxylin compounds
AU806922A (en) Process forthe manufacture of cyanogen-compounds
CA222022A (en) Process of etching
CA219460A (en) Process of making step joints
CA234326A (en) Process of making bifocal lens
CA222077A (en) Production of lead
CA215481A (en) Process of making shoes
CA225376A (en) Process of making soap
CA223583A (en) Manufacture of films
CA224291A (en) Process of combustion
CA215662A (en) Process of manufacturing metallic shapes
CA227179A (en) Manufacture of alcohol
CA217172A (en) Manufacture of cups
CA220677A (en) Manufacture of dies
CA216254A (en) Manufacture of asbetos yarn
CA223644A (en) Manufacture of glass articles
CA224372A (en) Manufacture of glass articles
CA224704A (en) Manufacture of articles of glass
CA221666A (en) Production of formaldehyde
CA218871A (en) Process of washing