CA491202A - Process and apparatus for making lenses - Google Patents

Process and apparatus for making lenses

Info

Publication number
CA491202A
CA491202A CA491202A CA491202DA CA491202A CA 491202 A CA491202 A CA 491202A CA 491202 A CA491202 A CA 491202A CA 491202D A CA491202D A CA 491202DA CA 491202 A CA491202 A CA 491202A
Authority
CA
Canada
Prior art keywords
making lenses
lenses
making
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
CA491202A
Other languages
French (fr)
Inventor
Touvay Robert
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.)
Compagnie de Saint Gobain SA
Original Assignee
Manufactures des Glaces et Produits Chimiques de Saint Gobain SA
Publication date
Application granted granted Critical
Publication of CA491202A publication Critical patent/CA491202A/en
Expired legal-status Critical Current

Links

CA491202A Process and apparatus for making lenses Expired CA491202A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA491202T

Publications (1)

Publication Number Publication Date
CA491202A true CA491202A (en) 1953-03-10

Family

ID=35630943

Family Applications (1)

Application Number Title Priority Date Filing Date
CA491202A Expired CA491202A (en) Process and apparatus for making lenses

Country Status (1)

Country Link
CA (1) CA491202A (en)

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